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CAS:80316-29-6
MF:C48H35N9
MW:737.85
Synonyms:STEEL GRAY; SILVER GRAY; NIGROSIN STAIN; NIGROSIN, WATER SOL; NIGROSIN WATER SOLUBLE; NIGROSIN W, WL; NIGROSIN; NIGROSINE B
What is ACID BLACK 2 CAS 80316-29-6？
ACID BLACK 2 dissolved in concentrated sulfuric acid is blue, after dilution to purple, and precipitated. ACID BLACK 2 is black and shiny granular. Soluble in water, the aqueous solution is blue purple, adding sodium hydroxide solution to produce brown purple precipitate. It is blue in ethanol.
Đặc điểm kỹ thuật
| Mục | Đặc điểm kỹ thuật |
| Sôi | 818.6±65.0 °C |
| Mật độ | 1.22±0.1 g/cm3 |
| Hơi áp lực | 0.0±3.0 mmHg at 25°C |
| Flash điểm | 448.9±34.3 °C |
| LogP | 5.08 |
| Axit hệ (pKa) | 5.51±0.10 |
Ứng dụng
ACID BLACK 2 is mainly used in the dyeing of wool and silk, but also in the dyeing of leather (usually through chromium dye), as well as in the coloring of paper, wood products, soap, electrolytic aluminum and the manufacture of inks. ACID BLACK 2 is used for biological staining, such as the staining of central nervous tissue, pancreatic tissue, cell buds, etc.
Đóng gói
25/trống hoặc theo yêu cầu của khách hàng.
Từ khóa liên quan
NIGROSIN WATER SOLUBLE,NIGROSIN W，WL,NIGROSIN,NIGROSINE B.
