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JY/T 0452-2011Teaching glass instrument reagent bottle (English PDF)

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Issued by

Ministry of Education of the People's Republic of China

Level / Type

National · Recommended

Issue date

July 11, 2013

Implementation date

July 11, 2013

Scope

JY/T 0452-2011 (Teaching glass instrument reagent bottle) is available as an English-translated PDF.

JY/T 0452-2011 - This standard specifies the classification and naming of reagent bottles, technical requirements, test methods, inspection rules, packaging, transportation, and storage. This standard applies to teaching reagent bottles.

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Document preview — JY/T 0452-2011

National Standard of the People's Republic of China

ICS: 03.180
Classification: Y51

Issued by: Ministry of Education of the People's Republic of China

Foreword
1 Scope
2 Normative references
3 Classification and naming
3.1 Product Classification
3.2 Model designation
4 Requirements
4.1 Materials
4.2 Specifications
4.3 Appearance
30 ML to 125 mL 250 mL to 500 mL 1000 mL to 2500 mL 5000 mL to 20,000 mL

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009.

Please note that some elements of this standard may involve patents. The issuer of this standard should not be held responsible for identifying these patents.

This standard was proposed by the National Technical Committee for Standardization of Teaching Instruments (SAC/TC125).

This standard is under the jurisdiction of the National Technical Committee for Standardization of Teaching Instruments (SAC/TC125).

This standard was drafted. Sichuan Longchang Glass Instrument Factory, Zhejiang Educational Technology Center, Sichuan Ziyang Glass Instrument Factory, Sichuan Scientific industry teaching equipment limited liability company.

Drafters of this standard. Lu Jingao, Sun Rui, Ren Weide, Zheng Luosan, Fan Xianfen, Wang Qin.

Teaching glass instrument reagent bottle

1 Scope

This standard specifies the classification and naming of reagent bottles, technical requirements, test methods, inspection rules, packaging, transportation, and storage.

This standard applies to teaching reagent bottles.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this document.

For undated references, the latest version (including all amendments) applies to this document.

GB 191-2008 packaging storage and transportation pictogram GB/T 2828.1-2003 Counting sampling inspection procedures. Part 1. Sampling plan for batch inspection according to acceptance quality limit (AQL) JY 0001-2003 General quality requirements for teaching instruments and equipment products JY 0002 Inspection rules for teaching instruments and equipment products JY 0026-1991 teaching instrument and teaching equipment product model naming method JY/T 0423-2011 General quality requirements and test methods of teaching glass instruments

3 Classification and naming

3.1 Product Classification

Divided into 30mL, 60mL, 125mL, 250mL, 500mL, 1000mL, 2500mL, 5000mL, 10000mL,.20000mL by volume There are ten specifications, which are divided into colorless and brown-yellow specifications according to the glass color.

3.2 Model designation

The model name of the product is in accordance with JY 0026-1991.

The model name of the reagent bottle is.

L - SJP - W/Z - 30

Product specifications (capacity), unit. mL Product feature code, colorless/brown-yellow Product name Pinyin prefix, reagent bottle Product model classification code, glass instrument Model example.

L-SJP-Z-60. Brown-yellow reagent bottle with a capacity of 60 mL.

4 Requirements

4.1 Materials

It should be made of transparent or yellow-brown soda-lime glass, and colorless reagent bottles should have no obvious yellow-green.

4.2 Specifications

For the external dimensions and tolerances of various specifications of reagent bottles, small-mouth reagent bottles should conform to Table 1 and Figure 1; wide-mouth reagent bottles should conform to Table 2 and Figure 2.

Table 1 Dimensions and tolerances of fine-mouth reagent bottles of various specifications are in millimeters

Part

30mL 60mL 125mL 250mL 500mL 1000mL 2500mL 5000mL 10000mL.20000mL Bottle full height H 82 ± 4 100 ± 5 120 ± 5 142 ± 6 172 ± 6 213 ± 8 284 ± 10 350 ± 15 429 ± 15 500 ± 15 Bottle height H 1 73 ± 3 90 ± 4 110 ± 4 130 ± 4 160 ± 5.200 ± 6 270 ± 8 333 ± 10 410 ± 13 488 ± 15 Bottle diameter D 38 ± 2 47 ± 2 54 ± 2 68 ± 2 83 ± 3 104 ± 3 142 ± 5 182 ± 5 212 ± 5 270 ± 5 Bottle mouth diameter d 15 ± 1 15 ± 1 20 ± 1 20 ± 1 25 ± 1 31 ± 1 37 ± 2 47 ± 2 58 ± 3 58 ± 3 Bottle thickness S 1 >=1 >=1 >=1.2 >=1.3 >=1.3 >=1.7 >=2.0 >=2.3 >=2.7 >=3.0 Bottle bottom thickness S 2 >=1.5 >=1.5 >=1.8 >=2.0 >=2.0 >=2.5 >=3.0 >=3.5 >=4.1 >=4.5

Table 2 Dimensions and tolerances of wide-mouth reagent bottles of various specifications in millimeters

Part

30mL 60mL 125mL 250mL 500mL 1000mL 2500mL 5000mL 10000mL.20000mL Bottle full height H 82 ± 4 100 ± 5 120 ± 5 142 ± 6 172 ± 6 213 ± 8 284 ± 10 350 ± 15 429 ± 15 500 ± 15 Bottle height H 1 70 ± 3 76 ± 4 100 ± 4 120 ± 4 160 ± 5.200 ± 5 260 ± 8 320 ± 10 400 ± 12 485 ± 15 Bottle diameter D 38 ± 2 47 ± 2 54 ± 2 68 ± 2 83 ± 3 104 ± 3 142 ± 4 182 ± 5 212 ± 5 260 ± 5 Bottle mouth diameter d 23 ± 1 27 ± 1 35 ± 1 45 ± 2 56 ± 2 66 ± 3 82 ± 4 98 ± 5 115 ± 6 115 ± 6 Bottle thickness S 1 >=1 >=1 >=1.2 >=1.3 >=1.3 >=1.7 >=2.0 >=2.3 >=2.7 >=3.0 Bottle bottom thickness S 2 >=1.5 >=1.5 >=1.8 >=2.0 >=2.0 >=2.5 >=3.0 >=3.5 >=4.1 >=4.5

Figure 1 Fine-mouth reagent bottle

Figure 2 Wide mouth reagent bottle

4.3 Appearance

4.3.1 The appearance defects allowed are shown in Table 3.

Table 3 Permissible appearance defects

Defect name

30 ML to 125 mL 250 mL to 500 mL 1000 mL to 2500 mL 5000 mL to 20,000 mL

Maximum diameter

Quantity

Maximum diameter

Quantity

Maximum diameter

Quantity

Maximum diameter

Quantity

Circle <=4 <=2 <=5 <=2 <=6 <=2 <=7 <=2 Ellipse <=8 <=2 <=10 <=2 <=12 <=2 <=14 <=2 2 nodules <= 2 <= 2 <= 2.5 <= 2 <= 3 <= 3 <= 3.5 <= 4

3 Stones <= 1.5 1 <= 1.5 1 <= 2 <= 3 <= 2.5 <= 2

4 Watermark <=3 <=2 <=4 <=2 <=6 <=2 <=8 <=2 Air bubbles, nodules, Stone and Water Marking Allowed total-<=7-<=7-<=8-<=10

6 Iron filings <=1 <=2 <=1 <=2 <=1.5 <=2 <=1.5 <=2

7 Shoulder collapse depth <= 3mm Shoulder collapse depth <= 4mm Shoulder collapse depth <= 5mm Shoulder collapse depth <= 6mm 8 necking depth <= 4mm necking depth <= 5mm necking depth <= 7mm necking depth <= 12mm 9 stitching h<=1mm, no sharp edges h<=1mm, no sharp edges h<=1.5mm, no sharp edges h<=1.5mm, no sharp edges 10 single stripes <= 4 <= 6 <= 8 <= 12

11 Crooked neck without obvious skew

4.3.2 The appearance defects that should not exist shall be in accordance with JY/T 0423-2011 Section 5.1.1.

4.3.3 The uniformity of wall thickness shall be in accordance with 4.1.1.2 of JY/T 0423-2011.

4.3.4 Matte surface. The bottle mouth is finely ground. The matte surface should be uniform and delicate. The width of the light spots and rough sand marks should be less than 6mm and the length should be less than 1/3 of the plug height.

Only two should be allowed and should not be concentrated in the middle and lower part of the neck.

4.3.5 The color of the brown-yellow bottle shall comply with 5.6YR, 4.5/10 of Table 2 of GB 3181-2008. The color should be uniform.

4.4 Adhesiveness

Should meet the second level of tightness.

4.5 Chemical stability it should meet water resistance HGB level 1, acid resistance H1 level, and alkali resistance A2 level.

4.6 Internal stress

The internal stress should not be greater than 180 nm/cm.

4.7 Environmental test the environmental test shall be in accordance with Chapter 7 of JY/T 0423-2011.

5 Test method

5.1 Dimensions are measured with a vernier caliper of 0.02 mm and a steel ruler with a graduation value of 0.5 mm, which shall meet the requirements of 4.2 of this standard. Exterior the length of the defect shall be tested with a reading microscope and shall comply with the corresponding requirements of this standard.

5.2 Wall thickness and uniformity shall be tested in accordance with JY/T 0423-2011 Section 4.1.2, and shall meet the requirements of 4.2 and 4.3.3 of this standard.

5.3 Adhesion test The test according to JY/T 0423-2011 section 4.3.2 shall meet the requirements of 4.3 of this standard.

5.4 Water resistance, acid resistance, and alkali resistance Test according to JY/T 0423-2011 Section 6.5.2, shall meet the requirements of 4.5 of this standard.

5.5 The internal stress shall be in accordance with JY/T 0423-2011 Section 6.1.2 and shall comply with this standard 4.6.

5.6 The material test shall be in accordance with Section 7.2 of JY/T 0423-2011, which shall comply with 4.1 of this standard, and the colorless transparent glass shall have no obvious yellow-green color.

5.7 The color test of brown bottle shall be in accordance with GB 3181-2008, Section 6.2, and shall comply with 4.3.5 of this standard.

5.8 The other sensory tests shall meet the corresponding requirements of this standard.

5.9 The environmental test shall be in accordance with Chapter 8 of JY/T 0423-2011 and shall comply with 4.7 of this standard.

6 Inspection rules

6.1 Inspection classification the inspection of this product is divided into factory inspection, type test and quality supervision inspection.

6.2 Inspection items and inspection methods the inspection items and inspection methods of this product should conform to Table 3.

Table 4 Inspection items and inspection methods

No. Inspection Content Defect Classification Factory Inspection Type Inspection

1 Geometry and fit

1.1 Dimension A -

1.2 Wall thickness B -

1.3 Frosting Requirements A -

1.4 Grinding size A -

1.5 Adhesion A -

2 appearance requirements

2.1 Appearance defect B -

2.2 Color C -

2.3 Oral Processing C -

2.4 Bottom B -

Table 4 Inspection items and inspection methods (continued)

6.3 Lot rules and sampling methods

6.3.1 The factory inspection shall be based on the natural batch of delivery, and the type inspection shall be based on the inventory array.

6.3.2 When leaving the factory, all the inspection items should be inspected first, and then samples should be taken from the qualified products of all inspection items.

test.

6.3.3 The samples for type inspection shall be taken from the products that passed the factory inspection.

6.3.4 The sampling methods for factory inspection and type inspection shall be in accordance with GB/T 2828.1-2003, and the inspection plan shall be a normal sampling once. The inspection level is General II.

6.4 Non-conformance determination

6.4.1 The classification of defects A, B and C shall conform to Table 3.

6.4.2 The criteria for a single sample shall be in accordance with Table 4.

Table 4 Single sample determination rules

Classification A defect B defect C defect Pass 0 <= 2 <= 4 Unqualified >=1 > 2 > 4

6.4.3 The quality of the inspection lot shall be determined in accordance with GB/T 2828.1-2003, with a normal sampling and one inspection plan.

The overall dimensions are 6.5, and the rest are 2.5.

6.5 Review rules

The re-inspection shall implement the transfer rules in accordance with GB/T 2828.1-2003.

6.6 Quality supervision inspection Press JY 0002.

No. Inspection Content Defect Classification Factory Inspection Type Inspection

3 Physical and chemical properties and test methods

3.1 Internal stress A -

3.2 Chemical stability B--

4 Material A--

5 Environmental test

5.1 Stacking Code B--

5.2 Vibration A--

5.3 Free fall A--

Note. "-" in the table means full inspection for batch products, "-" means sample inspection for batch products, and "-" means no inspection.

7 Marking, packaging, transportation and storage

7.1 Signs

Should comply with the provisions of Chapter 11 of JY 0001-2003.

7.2 Packaging, transportation and storage

7.2.1 It shall comply with the provisions of Chapter 12 of JY 0001-2003.

7.2.2 The products shall be separated by earthquake-resistant packaging materials and fixed in the packing box.

7.2.3 The outer packaging box shall be provided with a "fragile item" pictogram in accordance with the provisions of GB 191-2008.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 7 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 2828.1-2003Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection

GB 191-2008

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