· 生意宝登录· 生意宝注册
会员登陆 账号: 密码:
Key words: >ABC dry powder extinguishing agent(national standard)  >ABC dry powder extinguishing agent(EN615 standard)  >High concentration non-phosphorus laundry detergent  
PRODUCTS
Current Location: HOME >> PRODUCTS
Caustic soda  GB 1886.20-2016 GB 209—2006

National Food Safety Standard food additive sodium hydroxide(GB 1886.20-2016)
industrial used sodium hydroxide (GB 209—2006)

Chemical name Caustic soda; lye, caustic; sodium hydrate; soda lye; white caustic; caustic soda flakes; flake caustic; caustic soda solid; caustic soda pearls; solid caustic soda; Liquid Caustic Soda; Food Additives Sodium Hydroxide; Caustic soda flake;
      Molecular formula: NaOH
      Molecular weight: 39.997

Model and specification liquid, 30%(food additive ), liquid, IL-DT, II, qualified product(industrial used sodium hydroxide)

Physicochemical property Pure liquid is colorless; relative density (20℃): 1.36g/cm3, non-ignitable; having corrosiveness on copper, iron, glass and ceramics; having corrosion on skin, textiles and paper

Quality standard

National Food Safety Standard food additive sodium hydroxide(GB 1886.20-2016)

Item

Technical index

appearance

bright or light turbid, colorless liquid or with light color

sodium hydroxide(in NaOH), w/%

30.0~31.05

sodium carbonate(in Na2CO3), w/%

≤ 0.60

arsenic (in As), /(mg/kg)

≤3.0

heavy metal(in Pb), /(mg/kg)

≤5

undissolved substance and organic impurity

full bright, clean, colorless

mercury (in Hg), /(mg/kg)

≤0.1

Industrial used liquid sodium hydroxide(GB 209—2006)

Item

Technical index

appearance

sticky liquid

sodium hydroxide(in NaOH), %

≥ 30.0

sodium carbonate(in Na2CO3), %

≤ 0.50

sodium chloride, %

≤5.0

iron sesquioxide, %

≤0.008

Product usage
As saponifying agent in soap manufacturing industry;
As dewaxing mercerizing agent of gray fabric and neutralizing agent of excessive amounts of acid in dyeing industry;
As causticizing agent in paper making industry;
As leaching agent in leather industry;
As neutralizing agent in water processing;
For production of refined fish oil, cottonseed oil, peanut oil and soybean oil in oil production industry;
As chemical preparation agent in petroleum industry;
Food additive in food industry;

Packaging, transportation and storage Sodium hydroxide should be transported with tank car; shelf life is 1 year; keep it away from acids;


< Back >

XML 地图 | Sitemap 地图