TRIS Ultrapure (Tris(hydroxymethyl)aminomethane)
(11942384 | 77-86-1)

Availablility:	In Stock
Downloads:	Product Specification \| Safety Data Sheet [EN]

Safety Data Sheet

Certificate of Analysis

Product Detail

	Product Code			11942384
	Product Name			TRIS Ultrapure (Tris(hydroxymethyl)aminomethane)
	Categories			Buffers
	CAS			77-86-1
	Molecular Formula			C4H11NO3
	Molecular Weight			121.14
	Storage Details			Ambient
	Harmonised Tariff Code			29221900

Product Specification

	Melting Point			168.0°C - 172.0°C
	Grade			USP Grade
	Water			<0.2%
	Arsenic			1ppm max
	Identification			IR conforms
	pH			10.0 - 11.5
	Loss on Drying			0.5% max
	Solubility			Clear, colourless
	Assay			99.5% min
	Calcium			3ppm max
	Iron			5ppm max
	Copper			1ppm max
	Residue on Ignition			0.1% max
	Insoluble Matter			<0.03%
	Heavy Metals (Pb)			5ppm max
	Chloride			3ppm max
	Appearance			White crystalline solid
	Colour (20% aq solution)			<5
	Identity Ph. Eur			Conforms
	For research use only, not for human use			research use only, not for human use

Safety Information

	Pictograms
	Signal word			warning
	Hazard statements			H315: Causes skin irritation H319: Causes serious eye irritation H335: May cause respiratory irritation
	Precautionary statements			P261: Avoid breathing dust/fume/gas/mist/vapours/spray P280: Wear protective gloves/protective clothing/eye protection/face protection P305+351+338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do, continue rinsing P308+313: IF exposed or concerned: Get medical advice/attention