EOSIN CAS 17372-87-1

CAS:17372-87-1

Fọọmu Molecular:C20H6Br4Na2O5

Ìwọ̀n Molikula:691.85418

EINECS:241-409-6

Awọn itumọ ọrọ sisọ:EOSIN OJUTU YELLOWISH 20 G/L, S34 2.5 L; OJUTU EOSIN, FUN MICROSCOPY; EOSIN YELLOWISH, PURUM, OMI-SOLUBLE, FUN MICROSCOPY; EOSIN-HEMATOXYLIN OJUTU ACC. TO EHRLI CH, F. MICROSCOPY; EOSIN Y CI NO. 45380 , Dye Imọ-ẹrọ; EOSIN Y OJUTU ALAGBEKA

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ọja Tags

Kini EOSIN CAS 17372-87-1?

Omi tiotuka eosin Y jẹ awọ ekikan ti o ni iṣelọpọ ti kemika ti o pin si awọn anions ti ko ni agbara ninu omi ti o so pọ pẹlu awọn cations ti o ni agbara daadaa ti awọn ẹgbẹ amino amuaradagba lati ṣe abawọn cytoplasm. Cytoplasm, awọn sẹẹli ẹjẹ pupa, awọn iṣan, awọn ara asopọ, awọn granules eosin, ati bẹbẹ lọ jẹ abawọn si awọn iwọn oriṣiriṣi ti pupa tabi Pink, ti o ṣe iyatọ didasilẹ pẹlu aarin buluu.

Sipesifikesonu

Nkan	Sipesifikesonu
Ojuami yo	>300°C
Ipa oru	0Pa ni 25 ℃
oju filaṣi	11 °C
iwuwo	1.02 g/ml ni 20 °C
Awọn ipo ipamọ	Itaja ni RT.
pKa	2.9, 4.5 (ni 25℃)

Ohun elo

Eosin jẹ awọ to dara fun cytoplasm. Nigbagbogbo a lo ni apapo pẹlu awọn awọ miiran bii hematoxylin tabi buluu methylene. Ti a lo bi oluranlowo idoti ti ibi. A tun lo EOSIN gẹgẹbi itọkasi adsorption fun ipinnu ojoriro titration ti Br -, I -, SCN -, MoO, Ag +, bbl Lo bi oluranlowo chromogenic fun ipinnu photometric fluorescence ti Ag +, Pb2+, Mn2+, Zn2+, ati be be lo.