GB 29987-2013National Food Safety Standard -- Food Additives -- Gum Base and its Composition (English PDF)

Foreword

C.1 Butadiene-Styrene 75/25, 50/50 Rubber (SBR) Substitutes GB 29987-2013 "Foodstuffs Safe national standard food additives styrene butadiene rubber ".

National standards for food safety Food additive gum base and its ingredients

1 Scope

This standard applies to gum base and gum base.

2 Terms and definitions

3 Basic requirements

3.1 glue base should be selected in Appendix A listed in the base material made with.

3.2 The quality specifications of natural rubber, synthetic rubber, resin and wax shall be in accordance with the corresponding provisions of Appendix B to Appendix E respectively.

3.3 The quality specifications of the emulsifier and softener in the gum base shall comply with the corresponding provisions of Appendix F or the corresponding national standards for food safety carried out.

3.4 The quality of antioxidants, preservatives and fillers in the gum base shall be in accordance with the national standards for the corresponding food safety.

4 Rubber technology requirements

5 Logo

5.1 The gum base table shall be marked with natural rubber, synthetic rubber, resin, wax, emulsifier, softener, antioxidant, preservative and filler Category name, no specific name.

5.2 In addition to the ingredients table, the identification of gum base and gum base ingredients shall be carried out in accordance with the requirements of GB 29924; the gum base may not mark "food additives" Words.

Appendix A

List of ingredients allowed for use the gum base shall be formulated with the substances listed in Table A.1. The amount of each component in accordance with the relevant provisions of the implementation, not required by the production needs Appropriate use.

Table A.1 list of ingredients allowed for use

Chinese name/category English name A1 natural rubber naturalgum 1 balata gum massarandubabalata

2 Dayton Dayton jelutong 3 to open the European rubber lechecaspi (sorva)

4 Gorgon palm tree chiquibul 5 sugar gum gum chicle

6 Natural rubber (latex solid) naturalrubber (latexsolids)

A2 synthetic rubber 1 butadiene-styrene 75/25,50/50 rubber (butadiene rubber) butadiene-styrenerubber75/25,50/50 (SBR) 2 polybutylene 3 polyethylene 4 polyisobutylene 5 isobutylene-isoprene copolymer (butyl rubber) isobutylene-isoprenecopolymer (butylrubber) A3 resin 1 part dimer rosin (including rosin, wood rosin, tall rosin) Gan Oil ester glycerolesterofpartialydimerizedrosin (gum, wood, taloil 2 partially hydrogenated rosin (including rosin, wood rosin, tall rosin) Gan Oil ester glycerolesterofpartialyhydrogenatedrosin (gum, wood, taloil) 3 partially hydrogenated rosin (including rosin, wood rosin, tall rosin) Tetraol ester pentaerythritolesterofpartialyhydrogenatedrosin (gum, wood, taloil) 4 partially hydrogenated rosin (including rosin, wood rosin, tall rosin) methyl esterofpartialyhydrogenatedrosin (gum, wood, taloil) 5 vinyl acetate-vinyl laurate vinylacetate-vinyllauratecopolymer 6 synthetic resin (including terpene resin) syntheticresin (syntheticterpeneresin)

7 Polyvinyl acetate (PVA)

8 Agative rosin (including wood rosin, tall rosin) Glycerol esterofpolymerizedrosin (gum, wood, taloil)

9 Rosin Glyceryl Ester glycerolesterofwoodrosin

10 rosin (including rosin, wood rosin, tall rosin) pentaerythritolesterofrosin (gum, wood, taloil) 11 rosin glycerol ester glycerolesterofgumrosin 12 tall rosin glycerol ester glycerolesteroftaloilrosin A4 wax wax 1 carnauba wax 2 beeswax

3 Polyethylene wax homopolymer Polyethylene-waxhomopolymer 4 paraffin 5 petroleum paraffin (Fischer-Tropsch) paraffinwax, synthetic (Fischer-Tropsch) 6 microcrystalline paraffin microcrystalinewax 7 candelilla candle candelilawax

Table A.1 (continued)

Chinese name/category English name A5 emulsifier, softener 1 propylene glycol 2 single, double glycerol fatty acid ester mono-anddiglyceridesoffattyacids 3 glycerol (glycerol) glycerine (glycerol) 4 pectin pectins 5 alginic acid, sodium alginate (also known as sodium alginate), alginic acid, sodiumalginate, ammonium alginate 6 phospholipid 7 gelatin 8 triacetin 9 acetylated mono-, diglycerin fatty acid ester acetylatedmono-anddiglyceride (aceticandfattyacid estersofglycerol)

10 Stearic acid, calcium stearate, magnesium stearate, sodium stearate, stearin

Potassium

stearicacidanditscalcium, magnesium, sodium potassimsalts

11 Sucrose fatty acid ester sucroseestersoffattyacid

12 Hydrogenated vegetable oil hydrogenvegetableoils

13 Cocoa cocoapowder

A6 antioxidant, preservative antioxidant, preservative 1 benzoic acid, sodium benzoate 2 butyl hydroxy anisole (BHA) butylatedhydroxyanisole

3 Dibutylhydroxytoluene (BHT) butylatedhydroxytoluene 4 propyl gallate (PG) propylgalate 5 sorbicacid, potassiumsorbate

6 Vitamin E (dl-alpha-tocopherol, d-alpha-tocopherol, mixed with tocopherol Shrinkage) vitamine E (dl-alpha-tocopherol, d-alpha-tocopherol, mixedto-copherolconcentrate 7 bamboo leaf antioxidant antioxidantofbambooleaves A7 filler filingagent Talc talc 2 calcium hydrogenphosphate (dicalciumorthophosphate) 3 calcium carbonate (including light and heavy calcium carbonate) (light, heavy) 4 magnesium carbonate Appendix B Rubber-based ingredients are allowed to use natural rubber B.1 Balata gum B.1.1 traits Natural plant - derived condensate. Due to moisture content and refining process of different heat treatment, color from white to brown. Generally insoluble in water and cold ethanol, partially soluble in hot ethanol, soluble in oil.

B.1.2 Physical and chemical indicators shall comply with the provisions of Table B.1.

Table B.1 Physical and chemical indicators

Item Index Test Method Lead (Pb)/(mg/kg) <= 3 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 3 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 0.5 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 B.2 Dayton Dayton glue B.2.1 traits Natural plant-derived coagulum, block resin, composed of resin part and gum part.

B.2.2 Physical and chemical indicators shall comply with the provisions of Table B.1.

B.3 to open the European glue B.3.1 traits the main ingredients are celeryin acetate and polyisoprene. Appearance was gray, cut after the snow was white solid, tasteless Odorless B.3.2 Physical and chemical indicators shall comply with the provisions of Table B.1.

B.4 Gorgon gum

B.4.1 traits

Mainly by the resin part and the gum part. Appearance was gray, cut after the snow was white solid.

B.4.2 Physical and chemical indicators shall comply with the provisions of Table B.1.

B.5 Glucose gum

B.5.1 traits

At room temperature for the elastic and plasticity of the gum-like material, after heating for the syrup-like viscous body. Do not dissolve in water, soluble in most organic Solvent.

B.5.2 Physical and chemical indicators shall comply with the provisions of Table B.1.

B.6 Natural rubber (latex solid) B.6.1 traits White toughness flaky or massive colloid, not easy to oxidation. At room temperature there is a higher flexibility, slightly plastic, low temperature crystallization hardening. Have better of the alkali resistance, but not strong acid. Do not dissolve in water, lower ketones and alcohols, in non-polar solvents (such as chloroform, carbon tetrachloride, etc.) can swell.

B.6.2 Physical and chemical indicators shall comply with the requirements in Table B.2.

Table B.2 Physical and chemical indicators

Item Index Test Method Nitrogen (Kjeldahl) /% <= 0.65 GB/T 8088 Lead (Pb)/(mg/kg) <= 3 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 3 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 0.5 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 Appendix C.

Rubber-based ingredients are allowed to use synthetic rubber C.1 Butadiene-styrene 75/25, 50/50 Rubber (styrene-butadiene rubber) C.1.1 production process Made of butadiene and styrene synthetic rubber, divided into two grades, the proportion of butadiene and styrene were 75/25 and 50/50.

C.1.2 traits

Usually light yellow with tough flakes or lumps, but also for the latex substances, with a slight rubber taste.

C.1.3 Structural formula C.1.4 Physical and chemical indicators shall comply with the provisions of Table C.1.

Table C.1 Physical and chemical indicators

project

index

SBR50/50 SBR75/25

Testing method

Bound styrene /% 45.0 ~ 50.0 22.0 ~ 26.0 GB/T 8658 Styrene residue/(mg/kg) <= 30 20 Appendix I I.2 Hexane residue/(mg/kg) <= 100 I.3 1,3-butadiene/(mg/kg) <= 0.5 I.4 Benzoquinone/(mg/kg) <= 20 I.5 Lead (Pb)/(mg/kg) <= 3 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 3 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 3 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 Lithium (Li) /% <= 0.0075 I.6 C.2 polybutene C.2.1 Production process Polymerized polymer made from butene.

C.2.2 traits

Colorless to light yellow viscous liquid, tasteless or with a slight special odor. Soluble in benzene, almost insoluble in water, acetone or ethanol.

C.2.3 Molecular formula (C4H8) n.

C.2.4 Physical and chemical indicators shall comply with the provisions of Table C.2.

Table C.2 Physical and chemical indicators

Item Index Test Method Chloride (in terms of Cl) /% <= 0.014 I.7 Low molecular weight polymer /% <= 0.40 I.8 Residue on ignition /% <= 0.05 GB/T 7531 Heavy metals (Pb)/(mg/kg) <= 10 GB/T 5009.74 Total arsenic (in As)/(mg/kg) <= 3 GB/T 5009.11 C.3 Polyethylene C.3.1 Production process A polymer-inert polymer obtained by direct polymerization of ethylene under high temperature and high pressure.

C.3.2 traits

White, translucent, partially crystalline and partially amorphous. Soluble in hot benzene, insoluble in water, at low temperatures to maintain a certain soft Softness.

C.3.3 Molecular formula (C2H4) n.

C.3.4 Relative molecular mass 2000 ~ 21000.

C.3.5 Physical and chemical indicators shall comply with the requirements of Table C.3.

Table C.3 Physical and chemical indicators

Item Index Test Method Volatile matter /% <= 0.5 I.9 Lead (Pb)/(mg/kg) <= 3 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 3 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 0.5 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 C.4 polyisobutylene C.4.1 Production process from isobutylene and a small amount of n-butene copolymerization.

C.4.2 traits

Light color (colorless to light yellow), soluble in diisobutylene and benzene, but not soluble in water, alcohol.

C.4.3 Molecular formula (C4H8) n.

C.4.4 Relative molecular mass >=37000.

C.4.5 Physical and chemical indicators shall comply with the provisions of Table C.4.

Table C.4 Physical and Chemical Indicators

Item Index Test Method Volatile matter /% <= 0.3 I.9 Isobutene/(mg/kg) <= 30 I.4 Lead (Pb)/(mg/kg) <= 3 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 3 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 0.5 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 C.5 isobutylene-isoprene copolymer (butyl rubber) C.5.1 Production process Isobutylene-isoprene copolymer is a synthetic copolymer, usually from isobutylene and isoprene in methyl chloride solution, using chlorinated Aluminum as a catalyst copolymerization.

C.5.2 traits

White or light solid or semi-solid, with butyl rubber-specific odor, insoluble in ethanol and acetone.

C.5.3 Physical and chemical indicators shall comply with the provisions of Table C.5.

Table C.5 Physical and chemical indicators

Item Index Test Method Volatile matter /% <= 1 I.9 Isobutene/(mg/kg) <= 30 I.4 Isoprene/(mg/kg) <= 15 I.4 Total Unsaturation/(mol%) <= 3 I.10 Lead (Pb)/(mg/kg) <= 3 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 3 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 0.5 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 Appendix D the gum base is allowed to use the resin D.1 Partial dimer rosin (including rosin, wood rosin, tall rosin) Glyceride D.1.1 Production process to partially dimer rosin (rosin, wood rosin, tall rosin) resin as raw material, by glycerol esterification reaction, steam purification.

D.1.2 traits

Light amber hard resin, soluble in acetone, insoluble in water.

D.1.3 Physical and chemical indicators shall comply with the requirements of Table D.1.

Table D.1 Physical and chemical indicators

Item Index Test Method Acid value (in KOH)/(mg/g) 3 to 8 GB/T 8146 Determination of acid value Softening point/° C >= 103 (Universal method) GB/T 8146 Determination of softening point Lead (Pb)/(mg/kg) <= 1 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 2 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 1 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 D.2 partially hydrogenated rosin (including rosin, wood rosin, tall rosin) glyceride shall comply with the requirements of GB 10287.

D.3 partially hydrogenated rosin (including rosin, wood rosin, tall rosin) pentaerythritol ester D.3.1 Production process to partially hydrogenated rosin (including rosin, wood rosin, tall rosin) resin as raw material, the pentaerythritol esterification reaction, steam purification from.

D.3.2 traits

Light amber hard resin, soluble in acetone, insoluble in water and ethanol.

D.3.3 Physical and chemical indicators shall comply with the requirements of Table D.2.

Table D.2 Physical and chemical indicators

Item Index Test Method Acid value (in KOH)/(mg/g) 6 to 18 GB/T 8146 Determination of acid value Softening point/° C >= 94 (ball method) GB/T 8146 Determination of softening point (Universal method) Lead (Pb)/(mg/kg) <= 1 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 2 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 1 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 D.4 partially hydrogenated rosin (including rosin, wood rosin, tall rosin) methyl ester D.4.1 Production process to partially hydrogenated rosin (including rosin, wood rosin, tall rosin) resin as raw material, esterification by methyl ester, steam purification.

D.4.2 traits

Light amber liquid resin, soluble in acetone, insoluble in water and ethanol.

D.4.3 Physical and chemical indicators shall comply with the requirements of Table D.3.

Table D.3 Physical and chemical indicators

Item Index Test Method Acid value (in KOH)/(mg/g) 4 to 8 GB/T 8146 Determination of acid value Refractive index/(20 ° C) 1.517 to 1.520 GB/T 14454.4 Lead (Pb)/(mg/kg) <= 1 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 2 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 1 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 D.5 vinyl acetate - vinyl laurate copolymer D.5.1 Production process from vinyl acetate and ethylene laurate by a certain percentage of copolymerization.

D.5.2 traits

Colorless to yellow solid, odorless, tasteless.

D.5.3 Molecular formula (C4H6O2) n (C14H26O2) m.

D.5.4 Structural formula D.5.5 Physical and chemical indicators shall comply with the requirements in Table D.4.

Table D.4 Physical and chemical indicators

Item Index Test Method Dry reduction /% <= 1 GB 5009.3 Free acetic acid /% <= 0.05 I.11 Residual Vinyl Acetate Monomer/(mg/kg) <= 5 I.12 Lead (Pb)/(mg/kg) <= 3 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 1 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 0.5 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 D.6 Synthetic resin (including terpene resin) D.6.1 Production process Synthetic terpene resin consisting of light yellow to yellow thermoplastic polymer solid resin, mainly turpentine extracted from turpentine or alpha-pin Ene, beta-pinene and/or dipentene polymer.

D.6.2 traits

Light yellow brittle solid, soluble in benzene and vegetable oils, insoluble in water, ethanol and acetone.

D.6.3 Physical and chemical indicators shall comply with the requirements in Table D.5.

Table D.5 Physical and chemical indicators

Item Index Test Method Acid value (in KOH)/(mg/g) <= 5 GB/T 8146 Determination of acid value Solvent Residue/(mg/kg) <= 100 I.13 Saponification value/(mgKOH/g) <= 5 I.14 Lead (Pb)/(mg/kg) <= 3 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 3 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 1 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 D.7 Polyvinyl acetate D.7.1 Production process A solid resin made from vinyl acetate monomer.

D.7.2 traits

Transparent, water white to light yellow, granular, sheet and so on. Soluble in acetone, insoluble in water.

D.7.3 Molecular formula (C4H6O2) n.

D.7.4 Structural formula D.7.5 Relative molecular mass >=.2000.

D.7.6 Physical and chemical indicators shall comply with the requirements of Table D.6.

Table D.6 Physical and chemical indicators

Item Index Test Method Dry reduction /% <= 1 GB 5009.3 Free acetic acid /% <= 0.05 I.15

Table D.6 (continued)

Item Index Test Method Residual Vinyl Acetate Monomer/(mg/kg) <= 5 I.12 Lead (Pb)/(mg/kg) <= 3 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 3 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 0.5 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 D.8 Polymerized rosin (including wood rosin, tall rosin) Glyceride D.8.1 Production process with rosin (including wood rosin, rosin rosin) as raw materials, glycerol esterification reaction, steam purification from.

D.8.2 traits

Light amber or lighter hard resin, soluble in acetone, insoluble in water and ethanol.

D.8.3 Physical and chemical indicators shall comply with the requirements in Table D.7.

Table D.7 Physical and chemical indicators

Item Index Test Method Acid value (in KOH)/(mg/g) 3 to 9 GB/T 8146 Determination of acid value Softening point/° C >= 80 (Global method) GB/T 8146 Determination of softening point (Universal method) Lead (Pb)/(mg/kg) <= 1 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 2 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 1 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 D.9 Wood Rosin Glyceride D.9.1 Production process to light wood rosin as raw materials, glycerol esterification reaction, steam purification from.

D.9.2 traits

Yellow to light amber hard resin, soluble in acetone, insoluble in water.

D.9.3 Physical and chemical indicators shall comply with the requirements of Table D.8.

Table D.8 Physical and chemical indicators

Item Index Test Method Acid value (in KOH)/(mg/g) 3 to 9 GB/T 8146 Determination of acid value Softening point/° C >= 82 (Global method) GB/T 8146 Determination of softening point (Universal method) Lead (Pb)/(mg/kg) <= 1 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 2 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 1 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 D.10 Rosin (including rosin, wood rosin, tall rosin) pentaerythritol ester should meet the relevant standards.

D.11 Rosin Glyceride shall comply with the requirements of GB 10287.

D.12 Chelone Rosin Glyceride D.12.1 production process to tall oil rosin as raw materials, glycerol esterification, steam purification made.

D.12.2 traits

Light amber hard resin, soluble in acetone, insoluble in water and ethanol.

D.12.3 physical and chemical indicators shall comply with the requirements of Table D.9.

Table D.9 Physical and chemical indicators

Item Index Test Method Acid value (in KOH)/(mg/g) 2 to 12 GB/T 8146 Determination of acid value Softening point/° C >= 80 (Global method) GB/T 8146 Determination of softening point (Universal method) Lead (Pb)/(mg/kg) <= 1 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 2 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 1 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 Appendix E Ingredients are allowed to use wax E.1 Carnauba wax should meet the relevant standards.

E.2 beeswax

Should meet the relevant standards.

E.3 Polyethylene wax homopolymer E.3.1 Production process Made from solid hydrocarbons. Catalyzed by ethylene, or by linear polymerization of ethylene and (C3-C12) alpha-olefins Come into being.

E.3.2 traits

White to white, soluble in aromatic hydrocarbons, insoluble in ketones, esters and alcohols.

E.3.3 Relative molecular mass 500 ~ 1200.

E.3.4 Physical and chemical indicators shall comply with the requirements of Table E.1.

Table E.1 Physical and Chemical Indicators

Item Index Test Method UV absorption (polycyclic hydrocarbons) 280nm ~ 289nm. no more than 0.15 290nm ~ 299nm. not more than 0.12 300nm ~ 359nm. not more than 0.08 360nm ~ 400nm. no more than 0.02 GB/T 7363 Lead (Pb)/(mg/kg) <= 1 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 3 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 0.5 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 E.4 Paraffin wax should meet the requirements of GB 7189.

E.5 petroleum paraffin (Fischer-Tropsch synthesis) E.5.1 Production process the mixture of carbon monoxide and hydrogen is converted into a paraffinic hydrocarbon mixture by Fischer-Tropsch, and the low molecular weight fraction is removed by distillation He was partially hydrogenated and activated with activated carbon for further infiltration treatment derived.

E.5.2 traits

White, very hard at room temperature, soluble in hot aromatic hydrocarbon solvents.

E.5.3 Physical and chemical indicators shall comply with the requirements of Table E.2.

Table E.2 Physical and Chemical Indicators

Item Index Test Method Freezing point/°C 93.3 ~ 98.9 SH/T 0132 Absorbance (88 °C, 290nm ~ 299nm) /% <= 0.01 GB/T 7363 Oil content /% <= 0.50 GB/T 3554 Benzo (a) pyrene/(µg/kg) <= 50 GB/T 5009.27 Lead (Pb)/(mg/kg) <= 3 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 3 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 1 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 E.6 microcrystalline paraffin should meet the requirements of GB 22160.

E.7 candelilla wax

E.7.1 Production process the leaves, stems and branches of the small candle trees are impregnated with hot water containing sulfuric acid, so that the wax is floating and skimmed and refined.

E.7.2 traits

Yellow brown opaque to transparent hard brittle wax.

E.7.3 Physical and chemical indicators shall comply with the requirements of Table E.3.

Table E.3 Physical and Chemical Indicators

Item Index Test Method Acid value (in KOH)/(mg/g) 12-22 GB 1986 Determination of acid value Saponification value 43 ~ 65 I.16 Lead (Pb)/(mg/kg) <= 2 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 3 GB/T 5009.11 Total mercury (Hg)/(mg/kg) <= 0.5 GB/T 5009.17 Cadmium (Cd)/(mg/kg) <= 1 GB/T 5009.15 Appendix F Adhesive agents, softeners that allow the use of gum base ingredients F.1 Propylene glycol shall comply with the requirements of GB 29216.

F.2 mono-, diglycerin fatty acid esters F.2.1 Production process A mixture of mono-, diglycerol fatty acid esters and small amounts of triglyceride fatty acid esters formed by the reaction of oils, hydrogenated oils or fatty acids with glycerol, such as Oleic acid, linoleic acid, linolenic acid, palmitic acid, behenic acid, stearic acid, lauric acid, etc.).

F.2.2 Physical and chemical indicators shall comply with the provisions of Table F.1.

Table F.1 Physical and chemical indicators

Item Index Test Method Acid value (in KOH)/(mg/g) <= 5 GB 1986 Determination of acid value Determination of free glycerol in free glycerol /% <= 7 GB 1986 Burning residue /% <= 0.5 GB/T 9741, the sample weighing about 5g Lead (Pb)/(mg/kg) <= 2 GB 5009.12 Total arsenic (in As)/(mg/kg) <= 2 GB/T 5009.11 F.3 Glycerol (glycerol) should meet the requirements of GB 29950.

F4 pectin

Should meet the requirements of GB 25533.

F.5 alginic acid

F.5.1 Production process Hydrophilic glial su...