1. Solubility: A cikin ruwa.Nigrosine Blackyana samar da maganin bluish-purple, yana nuna kyakkyawar solubility, wanda ya ba shi damar yin hulɗa tare da hydroxyl ko amino kungiyoyin a cikin kayan fiber, don haka ya sami rini.Ƙarin bayani na sodium hydroxide yana haifar da samuwar hazo mai launin ruwan kasa-purple.Nigrosine Black yana narkewa a cikin ethanol, yana nuna launin shuɗi, kuma a cikin sulfuric acid mai ƙarfi, shima ya bayyana shuɗi;a kan dilution, ya canza zuwa purple tare da hazo forming.Nigrosine Black yana kusan rashin narkewa a cikin ether, acetone, benzene, chloroform, ether petroleum, da paraffin ruwa.
2. Ajiya:Nigrosine Blackya kamata a kiyaye shi daga hulɗa da jami'an oxidizing yayin amfani.Lokacin adanawa, tabbatar da cewa an rufe kwandon da kyau kuma a adana shi a wuri mai sanyi da bushewa.
| Ƙayyadaddun bayanai |
| Sunan samfur | Nigrosine Black Granular |
| CINO. | Acid Black 2 (50420) |
| Bayyanar | Black Shining Granular |
| Inuwa | Kama da Standard |
| Ƙarfi | 100% |
| Danshi (%) | ≤6 |
| Ash (%) | ≤1.7 |
| Sauri |
| Haske | 5 ~ 6 |
| Sabulu | 4 ~ 5 |
| Shafawa | bushewa | 5 |
| | Jika | - |
