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	3204 14 00
Structure formula Image

Applications
Application	Congo red (C.I. 22120) indicator Reag. Ph Eur. CAS 573-58-0, pH 6.7 (10 g/l, H₂O, 20 °C).

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. P308 + P313: IF exposed or concerned: Get medical advice/ attention.
Storage class	6.1B Non combustible substances, toxic
WGK	WGK 3 highly water endangering

Safety Information
Hazard Symbols	Toxic
Categories of danger	carcinogenic, toxic for reproduction
R Phrase	R 45-63 May cause cancer.Possible risk of harm to the unborn child.
S Phrase	S 53-45 Avoid exposure - obtain special instructions before use.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

Storage and Shipping Information
Storage	Store at +5°C to +30°C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 2811 , 6.1, I
Declaration (transport by air) IATA-DGR	UN 2811 , 6.1, I
Declaration (transport by sea) IMDG-Code	UN 2811 , 6.1, I

Specifications
Appearance	Red-brown to brownishred powder, eventually with granular parts.
Appearance of solution (1.0 gr/l; water)	Almost clear to slightly turbid, red
Transition range	pH 3.0 - pH 5.2 violet - orange-red
Loss on drying (110 °C)	≤ 5 %
Sensitivity test	passes test

Taksit Seçenekleri

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Bu ürüne benzer farklı alternatifler olmalı.

MERCK 101340 Congo red (C.I. 22120) indicator Reag. Ph Eur. CAS 573-58-0, pH 6.7 (10 g/l, H₂O, 20 °C).

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