Sodium formate -----the chemical formula is HCOONa·2H2O with the smell of the formic acid, and Easy to dissolve in the water and the glycerine, slightly soluble in ethyl alcohol.
It is the White granular or crystallization powder. And widely used for the Leather industry, chrome tanning method camouflage acid; dyeing and finishing industry in reducing agents. Also Used for producing of the oxalic acid and formic acid.
The specification:
|
item
|
Excellence(w%)
|
First class(w%)
|
Passed(w%)
|
|
HCOONA
|
≥99MIN
|
≥98.5MIN
|
≥98MIN
|
|
NA2CO3
|
≤0.3MAX
|
≤0.4MAX
|
≤0.5MAX
|
|
NAOH
|
≤0.2MAX
|
≤0.5MAX
|
≤0.8MAX
|
|
NACL
|
≤0.06MAX
|
≤0.06MAX
|
≤0.06MAX
|
|
H2O
|
≤0.4MAX
|
≤0.5MAX
|
≤0.6MAX
|
|
FE3+
|
≤20PPM
|
≤20PPM
|
≤20PPM
|
|
PH
|
9-13
|
9-13
|
9-13
|