Home » Products » Indicators » Fluorescein | CAS: 2321-07-5

CAS RN:2321-07-5 | D1010 Iris

Fluorescein

Synonyms: Acid Yellow 73

Molecular Formula:C₂₀H₁₂O₅ | Molecular Weight:332.31 | EC Number:219-031-8 | Grade:Indicators | CAS #:2321-07-5

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Grade : Indicators

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                                    25 kg?

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Carton drum
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General Information

Product Name	Fluorescein
Synonyms	Acid Yellow 73
CAS RN	2321-07-5
Molecular Formula	C₂₀H₁₂O₅
Molecular Weight	332.31
MDL Number	MFCD00005050
EC Number	219-031-8
HS Number	3204.90.0000

Specification

Solubility in EtOH	to passes test
Loss on drying	≤ 5%
Sulfated ash	≤ 0.3%
Lambda Max.	490-493 nm λ(pH8.0)
Mass Absorptivity	≥ 115 L/(cm.g) λ(Ph8.0)
Sensitivity test	to passes test

GHS

Pictogram:
Signal Word:	Warning
Hazard Statements:	H319
Precautionary Statements:	P264 P280 P305+P351+P338 P337+P317

Supporting Documentation

Fluorescein-CAS 2321-07-5 - Specification Sheet

Title
Specification Sheet

Fluorescein-CAS 2321-07-5 - Certificates of Analysis

Catalog Number	Lot Number

Fluorescein-CAS 2321-07-5 - Safety Data Sheet

Title
Safety Data Sheet

References

Colour Index Number	45350
Merck Index(14)	4159
RTECS#	LM5075000
More Synonyms	Acid Yellow 73; 3′,6′-Dihydroxyspiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one; 9-(o-carboxyphenyl)-6-hydroxy-3H-xanthen-3-one; 3′,6′-dihydroxyfluoran; 3′,6′-fluorandiol; 9-(o-carboxyphenyl)-6-hydroxy-3-isoxanthenone; resorcinolphthalein; C.I. Solvent Yellow 94; C.I. 45350:1; C20H12O5; CAS:2321-07-5