| Type: | Calcium Organic Salt |
|---|---|
| Appearance: | Powder |
| Grade Standard: | Medicine Grade |
|
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HIgh quality Sodium formaldehyde bisulfite 870-72-4
Two specs: One is powder with purity 95%, the other is liquid with purity 28%
Powder specifications are as below:
|
tems |
Technical index |
|
Appearance |
White crystal powder |
|
Assay |
95%min |
|
PH |
3.0-6.0 |
|
Refractive Index(20°C) |
1.20-1.22 |
Packing is 25kgs in a plastic bag then in a drum
Liquid specifications are as below
|
ssay |
28%min |
|
Appearance |
Clear colorless liquid |
|
Density g/cm3 (20°C) |
1.20~1.25 |
|
PH |
4.5-6.5 |
|
Refractive Index(20°C) |
1.3700~1.3830 |
Packing: 25kgs/ plastic drum
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