Commodity Name：Calcium dihydrogen phosphate
CAS： Anhydrous：7758-23-8；
Monohydrate：10031-30
Molecular Formula：Ca(H2PO4)2，Ca(H2PO4)2·H2O
Molecular Weight：Anhydrous：234.05；Monohydrate：252.07
Properties: white crystalline powder or flake crystal, specific gravity 2.220, loss of crystal water at 100℃, soluble in hydrochloric acid and nitric acid, slightly soluble in water (1.8%).
Uses: Used in food industry as leavening agent, dough conditioner, buffer, tissue improver, curing agent, nutrient supplement, chelating agent and so on
Storage: Store in a dry and ventilated warehouse, avoid direct sunlight, pile gently, should be isolated from toxic substances.
Packing: Lined with polyethylene plastic bag and coated with composite plastic woven bag, net weight of each bag is 25 kg
ITEM | GB25559-2010 | FCC,1999 | |
Assay(Ca) ， w/% | Anhydrous | 16.8-18.3 | 16.8-18.3(Anhydrous) |
Monohydrate | 15.9-17.7 | 15.9-17.7(Monohydrate) | |
Arsenic (As), mg/kg ≤ | 3 | 3 | |
Lead (Pb), mg/kg ≤ | 3 | 5 | |
Heavy metal (P b)，mg/kg ≤ | 10 | 15 | |
Fluoride (F), mg/kg ≤ | 25 | 50 | |
Dry reduction anhydrous w/% ≤ | 1.0 | 1.0( Anhydrous) | |
loss on ignition (LOI) monohydrate w/% ≤ | 14.0-15.5 | 14.0-15.5( Monohydrate) | |
Clarity | Pass | --------- | |
Carbonate | Pass | ------------ | |
Free acids and their accessory salts | Pass | ------------ | |
