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LC2707 Fluorescein (C.I.45350)

Reag. Ph Eur

 

Order number Packaging Quantity Price €
AC29707 Glass bottle  25 g 19.13
AC29707 Glass bottle 100 g 27.9

 

Product information
Grade Reag. Ph Eur
Hill Formula C20H12O5
HS Code 3204 12 00
EC number 219-031-8
Molar mass 332.31 g/mol
CAS number 2321-07-5

 

Chemical and physical data
Melting point 314 – 316 °C
Molar mass 332.31 g/mol
Bulk density 530 kg/m3

 

Safety information according to GHS
RTECS LM5075000
Storage class 10 – 13 Other liquids and solids
WGK WGK 2 water endangering

 

Specifications
Assay (TBAH; calc. on dried substance) ≥ 95 %
Identity (IR-spectrum) passes test
Melting point (DSC (differential scanning calorimetry)) about 315 °C
Absorption maximum λ max (Ethanol) 275 – 280 nm
Spec. Absorptivity A 1%/1cm (λ7m7ax; 0.02 g/l; ethanol; calc. on dried substance) 200 – 300
Loss on drying (105 °C) ≤ 5 %