Merck 101340 Congo red (C.I. 22120) indicator Reag. Ph Eur 25 gr

Category

Asit Alkali veya pH İndikatörleri

Brand

MERCK

Stock Code

LB.M.101340.0025

Kısa Bilgi

CAS Number: 573-58-0 EC Number: 209-358-4 Molar Mass: 696.68 g/mol Hill Formula: C₃₂H₂₂N₆Na₂O₆S₂ Grade: Reag. Ph Eur

2.395,56 TL + VAT

2.874,67 TL

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Merck 101340 Congo red (C.I. 22120) indicator Reag. Ph Eur 25 gr
Catalogue Number	101340

Merck 100244 Citric acid monohydrate for analysis EMSURE® ACS, ISO, Reag. Ph Eur 1 kg

Product Information
CAS number	573-58-0
EC index number	611-027-00-8
EC number	209-358-4
Grade	Reag. Ph Eur
Hill Formula	C₃₂H₂₂N₆Na₂O₆S₂
Molar Mass	696.68 g/mol
HS Code	3212 90 00
Structure formula Image
Quality Level	MQ200

Physicochemical Information
Melting Point	>360 °C
pH value	6.7 (10 g/l, H₂O, 20 °C)
Vapor pressure	<1 Pa
Bulk density	600 - 700 kg/m3
Solubility	25 g/l

Toxicological Information
LD 50 oral	LD50 Rat 143 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H350: May cause cancer. H361d: Suspected of damaging the unborn child.
Precautionary Statement(s)	P201: Obtain special instructions before use. P202: Do not handle until all safety precautions have been read and understood. P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection. P308 + P313: IF exposed or concerned: Get medical advice/ attention. P405: Store locked up. P501: Dispose of contents/ container to an approved waste disposal plant.
Signal Word	Danger
Storage class	6.1C Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
WGK	WGK 3 highly hazardous to water

Safety Information
Categories of danger	carcinogenic, toxic for reproduction

Storage and Shipping Information
Storage	Store at +2°C to +30°C.

Transport Information
Declaration (railroad and road) ADR, RID	Kein Gefahrgut
Declaration (transport by air) IATA-DGR	No Dangerous Good
Declaration (transport by sea) IMDG-Code	No Dangerous Good

Specifications
Identity (UV/VIS-Spectrum)	passes test
Appearance of solution (1 g/l; water)	passes test
Transition range	pH 3.0 - pH 5.2 violet - orange-red
Absorption maximum λ 1 max. (buffer pH 3.0)	564 - 572 nm
Absorption maximum λ 2 max. (buffer pH 5.2)	482 - 488 nm
Spec. Absorptivity A 1%/1cm (λ 1 max.; 0.02 g/l; buffer pH 3.0; calc. on dried substances)	≥ 150
Spec. Absorptivity A 1%/1cm (λ 2 max.; 0.02 g/l; buffer pH 5.2; calc. on dried substances)	≥ 200
Loss on drying (110 °C)	≤ 5 %
Sensitivity test	passes test

Global Trade Item Number
Catalogue Number	GTIN
1013400025	04022536019611

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