NILE
CHEMICALS
NILE
CHEMICALS
TANNIC ACID POWDER PURE
|
SPECIFICATION |
|
| C76H52O46 M.W. 1701.22 | |
| Maximum Limits of Impurities : | |
| Heavy metals ( as Pb ) | 0.004% |
| Arsenic ( As ) | 0.0003% |
| Loss on drying ( 105OC ) | 9.0% |
| Sulphated ash | 0.15% |
| Reaction of aqueous solution | passes test |
| Dextrines, gum, salts, sugars | passes test |
| Resinous substances | passes test |