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DL-Tartaric Acid
DL-Tartaric acid is a white crystalline organic acid that occurs naturally in many plants, most notably in grapes.
It is always used in cement and gypsum to retard drying and facilitate the handling of these materials.
Specification
|
Items |
Index |
|
Appearance |
White crystalline powder |
|
Purity |
99.5% Min. |
|
Arsenic |
0.0002% Max. |
|
Heavy metals as Pb. |
0.001% Max. |
|
Sulfate |
0.04% Max. |
|
Loss on drying |
0.5% Max. |
|
Residue on ignition |
0.1% Max. |
|
Melting point，℃ |
200-206 |
Package&Storage
25KG per bag,20tons per 20feet container with pallets.
Keep in a cool and dry place and keep away from strong light and heat.
The shelf life is for 2 years.