Foshan Huahao Chemical Co., Ltd. Electrochemical Factory

Huahao Chemical

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  • Hydrochloric acid High concentration hydrochloric acid

Hydrochloric acid High concentration hydrochloric acid

Chlor-alkali products

Product Description

  1. National Food Safety Standard Food Additives  hydrochloric acid(GB 1886.9—2016)
    Industrial synthetic hydrochloric acid(GB 320-2006)

 

Chemical name  hydrochloric acid
Molecular formula  HCl
Molecular weight  36.45
Model specification   31%, 32%, 35%, 36%
Properties  hydrochloric acid is colorless or light yellow transparent liquid, relative density (20℃): 31% is 1.156g/cm3; 32% is 1.160g/cm3; 35% is 1.169 g/cm3; 36% is 1.172 g/cm3.

Quality standard

National Food Safety Standard Food Additives  hydrochloric acid(GB 1886.9—2016)

Item

Technical index

S-31

S-32

S-35

S-36

Appearance

Colorless or light yellow transparent liquid

Total acidity (HCl), w/%

≥ 31.0

≥ 32.0

≥ 35.0

≥ 36.0

Iron (Fe), w/%

≤ 0.0005

Sulfate (SO4), w/%

≤ 0.007

Free chlorine (Cl), w/%

≤ 0.003

Reductant (SO3), w/%

≤ 0.007

Non-volatile matter, w/%

≤ 0.05

Arsenic (As),(mg/kg)

≤ 1.0

Heavy metal (Pb), (mg/kg)

≤ 5

Industrial synthetic hydrochloric acid   (GB 320—2006)

Item

Technical index

Superior

First class

Qualified

Appearance

Colorless or light yellow transparent liquid

Total acidity (HCl), %

≥31.0

Iron (Fe), %

≤0.002

≤0.008

≤0.01

Sulfate (SO4), %

≤0.005

≤0.03

--

Free chlorine (Cl), %

≤0.004

≤0.008

≤0.01

Burning residue, %

≤0.05

≤0.10

≤0.15

Arsenic (As),%

≤0.0001

Uses 
1. Food additive hydrochloric acid is used as a processing aid in the food industry.
2. Used as a decomposing accelerator for bleaching liquid in textile industry.
3. Used as metal etching agent and surface cleaner in smelting and electroplating industry.
4. It can be used in the production of organic or inorganic chlorides, synthetic drugs, dyes, papermaking and leather making, etc.
5. Used as a cleaning agent for porcelain utensils.

Packaging, transportation and storage  Hydrochloric acid should be packed in special tank trucks, polyethylene plastic buckets for food packing, glass steel lined containers or special ceramic jars.

 

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