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İndikatörler
Asit Alkali veya pH İndikatörleri
Merck 101340 Congo red (C.I. 22120) indicator Reag. Ph Eur 25 gr

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

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

Kategori

Asit Alkali veya pH İndikatörleri

Marka

MERCK

Stok Kodu

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

1.651,25 TL + KDV

1.981,50 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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