Sodium Phosphates

disodium dihydrogen pyrophosphate , Sodium acid pyrophosphate

disodium dihydrogen pyrophosphate , Sodium acid pyrophosphate

Short Description:

hite monoclinic system crystalline powder or fused mass. It has accessibility. Easily soluble in water, insoluble in ethanol.

Product Detail

Chemical Name: disodium dihydrogen pyrophosphate , Sodium acid pyrophosphate
Molecular Formula: Na2H2P2O7
Molecular Weight: 221.94
CAS: 7758-16-9
Character: hite monoclinic system crystalline powder or fused mass. It has accessibility. Easily soluble in water, insoluble in ethanol.
Uses: In food processing industry, it is used as buffering, swelling agent, chelae agent, stabilizers, emulsifier, and color improver.
Packing: It is packed with polyethylene bag as liner and a compound paper-plastic woven bag as the outer layer. The net weight of each bag is 25kg.
Storage & Transportation: It should be stored in a dry and ventilate warehouse, kept away from moisture and hot. Furthermore, it should be stored separately from poisonous substances. Unload with care as to avoid damage to packing.
Quality index: Name of index FCC-V GB25567-2010
Content (as Na2H2P2O7) ≥ % 93.0-100.5 93.0-100.5
Water Insoluble% ≤% 1 1
PH (1% aqueous solution) - 3.5-4.5
Arsenic(As), % ≤ 0.0003 0.0003
Heavy Metals (as Pb), %≤ - 0.001
Fluoride(F), % ≤ 0.005 0.005
Pb  % ≤ 0.0002 0.0002
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