交换交换乱杂烩系列yy,精品亚洲欧美无人区乱码,国产a国片精品青草视频,国产打电话出轨视频网站,麻豆亚洲国产成人精品无码区,国产精品重口味束缚视频,精品产久久久久99,亚洲欧美国产国产综合一区,2020国产精品短视频,亚洲自拍中文三级

Sodium bicarbonate
  1. Chemical name: Sodium bicarbonate
  2. Molecular formula: NaHCO3
  3. Molecular weight: 84.01
  4. Cas  No.:144-55-8
  5. Character: It is white crystalline powder or granular, odorless and salty. Easily soluble in water. Insoluble in alcohol ,Aqueous solution is alkalinity. Decomposed when heating, decomposed slowly when exposed to moist air.
  6. Usage: In food industry , it is used as acidity modifier, CO2 Propellant or used in feedstuff, drug ,medicine, film, mineral selection, metallurgy , fiber and rubber, or used as detergent and fire extinguish agent.
  7. Packing: It is packed with polyethylene bag as inner layer and a compound plastic woven bag as outer layer. The net weight is 25kgs,50kgs or 1000kgs jumbo bag.
  8. Storage and transportation: It should be stored in a dry and ventilative warehouse ,kept away from heat and moisture. Unloaded with care so as to avoid damage. Further more it must be stoved separately from poisonous substances.

 

Specification:

Test ItemStandard  FCCVII
Content (NaHCO3) w/%99-100.5%
Loss on drying w/%  ≤0.2
Arsenic(As) (mg/kg)≤1.0
Ph(10g/l water solution)<8.5
Heavy metals(as Pb) mg/kg ≤5.0
Chloride (as Cl)≤0.4
Ammonium saltPass test
ClarityPass test