| post date: | dec 08,2021 |
| expiry date: | jun 06,2022 |
| detailed description: |
specs:yellowish crystalline powder property : ①yellowish crystals; ②yellowish fine powder freely soluble in benzene, n-hexane, acetone, slightly soluble in ethanol, very slightly soluble in ethane dichloride. specification content：≥99 % melting point: 47~49 °c ash: ≤0.1 % light transmittance: (450nm)≥90% (500nm)≥95% |
