| ≥1 piece |
|
Name of index
|
(Food Addtives)GB6782-86
|
BP93
|
|
Appearance
|
Colorless or white crystal or crystalline
|
|
|
Identification test
|
|
Accord with the test
|
|
Content(Na 3 C 6 H 5 O.2H 2 O) %
|
99.0
|
99.0-100.5
|
|
PH value
|
Accord with the stipulation
|
Accord with the test
|
|
Sulphates, %
|
0.03
|
0.03
|
|
Heavy metals(As Pb), %
|
0.0005
|
0.001
|
|
As, %
|
0.0001
|
0.0001
|
|
Pb, %
|
0.0001
|
0.0001
|
|
Oxalate, %
|
0.05
|
0.035
|
|
Calcium
|
Accord with the stipulation
|
Accord with the test
|
|
Fe, %
|
0.001
|
0.001
|
|
Easy carbonify substance
|
Accord with the stipulation
|
Accord with the test
|
|
Chloride, %
|
0.01
|
0.005
|
|
Ba
|
Accord with the stipulation
|
Accord with the test
|
|
Loss on drying,%
|
|
10.0-13.0
|