White crystals or crystalline powder, odorless having a peculiar sweetness. It readily solves in water, slightly in ethanol, does not solve in acetone or ethyl ether.
Quality Standards
FCCIV, USP24 and BP93 etc.
Item
Specifications
SUPER PURE
USP24/BP98
FCCIV
Appearance
White crystalline powder
Assay (C2H5NO2),%(on dry matter
99.5~101.5
98.5~101.5
98.5~101.5
Transmittance,%
−98.2
- - -
- - -
Chloride (as Cl) , %
+0.006
+0.007
- - -
Heavy metals , %
+0.001
+0.002
+0.002
Lead (Pb), %
+0.0005
- - -
+0.0005
Sulfate (as SO4), %
+0.006
+0.0065
- - -
Arsenic (as As), %
+0.0001
- - -
- - -
Iron (as Fe), %
+0.001
- - -
- - -
Ammonium (as NH4), %
+0.01
- - -
- - -
Loss on drying, %
+0.07
+0.2
+0.2
Reside on ignition, %
+0.05
+0.1
+0.1
Ph Value
5.8~6.2
- - -
- - -
Package and Transport
Four-layer paper bags for the food grade, containing a net weight of 25KG/bag; Handle with care in order to avoid damaging the package; protect them from sunshine and rain. Do not transport them together with poisonous or harmful goods