Name: FLUORESCEIN SODIUM SALT (C.I. 45350) IND 50 G
Brand: MERCK
SKU: 1.03887.0050
Price: 910000 IDR
Availability: InStock

FLUORESCEIN SODIUM SALT (C.I. 45350) IND 50 G

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FLUORESCEIN SODIUM SALT (C.I. 45350) IND 50 G

Brands: MERCK

Rp 910.000

Appearance: Redishbrown powder, eventually with granular and bright parts.
Identity (UV/VIS-Spectrum): passes test
Identity (IR-spectrum): passes test
Absorption maximum λmax. (buffer pH 8.0): 490 - 492 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; buffer pH 8.0; calc. on dried substance): ≥ 1850
Loss on drying (110 °C): ≤ 10 %
Suitability as indicator (Adsorption indicator for argentometry): passes test

SKU: 1.03887.0050
Categories: Reagent Chemical
Tags: REAGENT CHEMICAL, MERCK
Availability: In stock

Description

Product Name

Fluorescein sodium (C.I. 45350), indicator Reag. Ph Eur
SMILES string

[Na+].[Na+].[O-]c1cc2c(cc1)C(=C4C(=CC(=O)C=C4)O2)c3c(cccc3)C(=O)[O-]
InChI

1S/C20H12O5.2Na/c21-11-5-7-15-17(9-11)25-18-10-12(22)6-8-16(18)19(15)13-3-1-2-4-14(13)20(23)24;;/h1-10,21H,(H,23,24);;/q;2*+1/p-2
InChI key

NJDNXYGOVLYJHP-UHFFFAOYSA-L
agency

reag. Ph. Eur.
form

powder
potency

6720 mg/kg LD50, oral (Rat)
loss

≤10% loss on drying, 110°C
color

red-brown
pH

8.3 (20 °C, 10 g/L in H2O)