China Sodium Hydrosulfite/Sodium Dithionite Food Grade, Find details about China Sodium Dithionite Hydrate, Sodium Hydrosulphite from Sodium Hydrosulfite/Sodium Dithionite Food Grade
INDEX |
90% |
88% |
85% |
FOOD ADDITIVE |
Na 2 S 2 O 4 |
≥90% |
≥88% |
≥85% |
≥85% |
Fe |
≤20ppm |
≤20ppm |
≤20ppm |
≤20ppm |
ZincZn |
≤1ppm |
≤1ppm |
≤1ppm |
≤1ppm |
Other heavy metal calculated as Pb |
≤1ppm |
≤1ppm |
≤1ppm |
≤1ppm |
Water Insolubles |
≤0.05% |
≤0.05% |
≤0.05% |
≤0.05% |
Shelf Life(month) |
12 |
12 |
12 |
12 |