Tris - Hydrochloride

(Molecular Biology Grade)

Synonym	2-Amino-2-Hydroxymethyl-1,3-Propanodiol Hydrochloride, Tris-(Hydroxymethyl)-Aminomethane Hydrochloride, Tromethamine Hydrochlorid
State of matter	Solid
pK_a (20°C)	8.3
Melting point	148 - 150°C (dec.)
Formula	C₄H₁₁NO₃ · HCl
Mass	157.60 g/mol
CAS-No.:	1185-53-1

EC-No.:	214-684-5
Storage:	RT
LGK:	10 - 13
Disposal:	3
WGK:	1
Specification
DNases/RNases/Proteases	not detectable
Assay (titr.)	min. 99 %
pH (0.5 M; H₂O)	3.5 - 5.0 (25°C)
Water	max. 0.5 %
As	max. 0.0001 %
Ba	max. 0.0001 %
Cd	max. 0.0001 %
Cu	max. 0.0001 %
Fe	max. 0.0001 %
Mn	max. 0.0001 %
Pb	max. 0.0001 %
Zn	max. 0.0002 %
A (1 cm/1 M in H₂O)
260 nm	max. 0.06
280 nm	max. 0.05

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Tris - Hydrochloride

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Tris - Hydrochloride

(Molecular Biology Grade)

Stability tests / Quality control / Comparison

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Deutsche Beschreibung

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Material Safety Datasheet

References / Protocols / Notes / Recomendations / Tests

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