HG/T Standards

Found: 4921 — page 71 of 103

Valid

HG/T 4168-2011 — Monopolar ion-exchange membrane electrolyzers

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$225.0015 pages
Valid

HG/T 4169-2011 — Non-contact metal honeycomb seals

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$209.0015 pages
Valid

HG/T 4170-2011 — Steel chelating resin columns

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$225.0015 pages
Valid

HG/T 4171-2011 — Centrifugal nitrogen oxide compressors

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$165.0015 pages
Valid

HG/T 4172-2011 — Shell-and-tube polytetrafluoroethylene heat exchangers

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$169.0015 pages
Valid

HG/T 4173-2011 — Packed towers lined with ultra-pure PFA sheet

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$105.0015 pages
Valid

HG/T 4174-2011 — Reinforced ultra-pure PFA shell-and-tube heat exchangers

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$339.0015 pages
Valid

HG/T 4175-2011 — General technical requirements for instrument power supply systems in chemical plants

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$259.0015 pages
Valid

HG/T 4176-2011 — Pneumatic triple-offset butterfly valves - General technical specifications

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$339.0015 pages
Valid

HG/T 4177-2011 — Automatic complete units for lime milk preparation

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$259.0015 pages
Valid

HG/T 4178-2011 — Intelligent dual-cup flash point testers

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$259.0015 pages
Valid

HG/T 4179-2011 — Autoclaves for precured tyre retreading

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$209.0015 pages
Valid

HG/T 4180-2011 — Tyre retreading buffing machines

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$249.0015 pages
Valid

HG/T 4181-2011 — Building machines for tyre retreading

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$229.0015 pages
Valid

HG/T 4183-2011 — Polarizers for liquid crystal displays (LCD)

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$179.0015 pages
Valid

HG/T 4184-2011 — Responsible Care - Codes of practice

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$195.0015 pages
Valid

HG/T 4185-2011 — Polyvinyl alcohol (PVA) films for polarizers

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$179.0015 pages
Valid

HG/T 4186-2011 — Water intake norm for sulfuric acid

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$135.0015 pages
Valid

HG/T 4187-2011 — Water intake norm for urea

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$135.0015 pages
Valid

HG/T 4188-2011 — Norm of water intake for wet-process phosphoric acid

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$135.0015 pages
Valid

HG/T 4189-2011 — Norm of water intake for polyvinyl chloride

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$135.0015 pages
Valid

HG/T 4190-2011 — Specification for energy audit of chemical enterprises

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$105.0015 pages
Valid

HG/T 4191-2011 — Specification for energy audit of petrochemical enterprises

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$85.0015 pages
Valid

HG/T 4192-2011 — Low-mercury catalysts for vinyl chloride synthesis

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$105.0015 pages
Valid

HG/T 4193-2011 — Tyre valve extensions

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$135.0015 pages
Valid

HG/T 4194-2011 — Tyre valve extensions - Test methods

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$85.0015 pages
Valid

HG/T 4195-2011 — Chemical reagent - Aluminium potassium sulfate dodecahydrate

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$55.0015 pages
Valid

HG/T 4196-2011 — Chemical reagent - Sodium carbonate decahydrate

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$145.0015 pages
Valid

HG/T 4197-2011 — Nickel sulfamate for industrial use

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$339.0015 pages
Valid

HG/T 4198-2011 — Methanol synthesis catalysts - Analytical methods for chemical composition

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$259.0015 pages
Valid

HG/T 4199-2011 — Inorganic chemical products - Determination of fluoride content - Ion chromatography

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$260.0015 pages
Valid

HG/T 4200-2011 — Ferrous chloride for industrial use

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$340.0015 pages
Valid

HG/T 4201.1-2011 — Stabilized zirconia - Part 1: Yttria-stabilized zirconia

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$300.0015 pages
Valid

HG/T 4202-2011 — Titanium dioxide for non-pigment use

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$340.0015 pages
Valid

HG/T 4203-2011 — Manganese carbonate for industrial use

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$169.0015 pages
Valid

HG/T 4204-2011 — Low-arsenic calcium carbonate

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$209.0015 pages
Valid

HG/T 4205-2011 — Calcium oxide for industrial use

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$290.0015 pages
Valid

HG/T 4206-2011 — Stannous pyrophosphate for industrial use

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$209.0015 pages
Valid

HG/T 4207-2011 — Industrial circulating cooling water - Determination of heterotrophic bacteria count - Plate count method

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$115.0015 pages
Valid

HG/T 4208-2011 — Phosphorus trichloride for industrial use - Determination of arsenic content - Arsenic spot method

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$105.0015 pages
Valid

HG/T 4209-2011 — Phosphorus trichloride for industrial use - Determination of heavy metals content - Visual colorimetric method

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$105.0015 pages
Valid

HG/T 4210-2011 — Phosphorus trichloride for industrial use - Determination of iron content - Spectrophotometric method

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$115.0015 pages
Valid

HG/T 4211-2011 — Phosphorus oxychloride for industrial use - Determination of arsenic content - Arsenic spot method

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$25.0015 pages
Valid

HG/T 4212-2011 — Phosphorus oxychloride for industrial use - Determination of heavy metal content - Visual colorimetric method

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$95.0015 pages
Valid

HG/T 4213-2011 — Phosphorus oxychloride for industrial use - Determination of iron content - Spectrophotometric method

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$105.0015 pages
Valid

HG/T 4214-2011 — Urea-ammonium nitrogen fertilizers

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$209.0015 pages
Valid

HG/T 4215-2011 — Controlled-release fertilizers

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$115.0020 pages
Valid

HG/T 4216-2011 — Slow-release/controlled-release fertilizers - Rapid test methods for nutrient release period and release rate

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$270.0015 pages