White powder; specific gravity: 2.220; it is soluble in Hydrochloric Acid and Nitric Acid; slightly soluble in water (1.8% at 30℃); it contains free Phosphoric Acid and has the character of hygroscopicity. Its water solution is acidic.
Quality standards
(GB25559-2010, FCC-V)
INDEXES
GB25559-2010
FCC-V
Assay(As Ca),%
16.8-18.3
16.8-18.3
Pb, ≤%
0.0002
0.0002
As, ≤%
0.0003
0.0003
Heavy metals(As Pb), ≤%
0.001
-
Fluoride, ≤%
0.0025
0.005
Residue on ignition, %
14.0-15.5
14.0-15.5
Uses
In food industry, it is used as leavening agent, dough regulator, buffer, modifier, solidification agent, nutritional supplement, chelating agent, e.g., leavening agent for bake and cake; assistant fermentation agent and buffer for bread and biscuit; pectin curing agent, yeast food, modifier in meat product. When applied in fermentation, it can increase the fermentation capacity.
Packing
In 25kg composite plastic woven/paper bag with PE liner.
Storage and transport
It should be stored in a dry, ventilative and clean warehouse and kept away from water and moisture during transport and stored separately from poisonous substances. Handled with care, so as to avoid damage to packing bags.