Phenol Red CAS 143-74-8

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CAS: 143-74-8

MF: C₁₉H₁₄O₅S

MW: 354.38

Product Categories	Biochemicals, Dyes & Stains, Reagents for Cell Culture
CAS RN	143-74-8
Alternative CAS RN	-
EC Number	205-609-7
MDL Number	MFCD00003552
Storage Temperature	+20°C
Shipping Temperature	Ambient
Harmonised Tariff Code	2934999090

Physical Description	Red powder
Transition Range	Brownish yellow - Red violet (pH 6.5 - 8.2)
Appearance of Solution	Clear golden solution (1% solution in 95% Ethanol)
Wavelength of Maximum Absorption	430 - 435 nm (pH 6.5)
Absorptivity (E1%, 1cm cell)	600 - 700 (pH 6.5)
Wavelength of Maximum Absorption	557 - 560 nm (pH 8.2)
Absorptivity (E1%, 1cm cell)	1100 - 1200 (pH 8.2)
Loss on Drying	≤ 3.0% (at 110°C for 1 hour)
Specification Version	1.0

Pictograms
Signal word	Warning
Hazard statements	H315: Causes skin irritation H319: Causes serious eye irritation H335: May cause respiratory irritation H336: May cause drowsiness or dizziness
Precautionary statements	P261: Avoid breathing dust/fume/gas/mist/vapors/spray. P280: Wear protective gloves/protective clothing/eye protection/face protection. P302+P352: IF ON SKIN: wash with plenty of water. P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do - continue rinsing.
Supplementary EUH statements
UN Number	-
WGK	WGK 2
SDS Version	3.0