Ematossilina, C.I. 75290, indicatore di pH

- Synonyms: cis-(+)-7,11b-Dihydrobenz[b]indeno[1,2-d]pyran-3,4,6a,9,10(6H)pentol, Hydroxybrasilin
- C16H14O6
- M = 302,29 g/mol
- CAS [517-28-2]
- EINECS-No.: 208-237-3
- Solub. in water: (20 ºC): slightly soluble
- Melting point: ~ 140 ºC (release of crystalline water)
- GHS-signal word: Warning
- GHS-H sentences: H302 - H312 - H332
- GHS-P sentences: P261 - P280 - P321 - P301+P312 - P304+P340 - P501a
- Tariff number: 3203 00 10 00
- Applications: manufacture of dyes (microscopy), manufacturing of inks.

SPECIFICATIONS
pH range (yellow to violet) : 5,0 - 7,2