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Typical Properties
| Item | Specifications |
| Appearance | Off-white crystalline powder |
| Purity(hplc),% | ≥99 |
| Drying loss,% | ≤0.50 |
| Ash,% | ≤0.50 |
| Fe(ppm) | ≤40 |
Properties
Melting point：222-224℃
Density ：1.409[at 20℃].
Vapour pressure：0Pa at 20℃
Storage condition：Inert atmosphere,Room Temperature
Solubility ：DMSO (little), methanol (little), water (little)
Usage
Mainly used as pharmaceutical intermediates, hair dye paste raw materials.
Packaging and Shipping
Packaging: 25kg/ Cardboard bucket
Storage
Store in dry, ventilated areas to avoid direct sunlight.
Typical Properties
| Item | Specifications |
| Appearance | Off-white crystalline powder |
| Purity(hplc),% | ≥99 |
| Drying loss,% | ≤0.50 |
| Ash,% | ≤0.50 |
| Fe(ppm) | ≤40 |
Properties
Melting point：222-224℃
Density ：1.409[at 20℃].
Vapour pressure：0Pa at 20℃
Storage condition：Inert atmosphere,Room Temperature
Solubility ：DMSO (little), methanol (little), water (little)
Usage
Mainly used as pharmaceutical intermediates, hair dye paste raw materials.
Packaging and Shipping
Packaging: 25kg/ Cardboard bucket
Storage
Store in dry, ventilated areas to avoid direct sunlight.
