Tris(hydroxymethyl)aminomethane GR for analysis buffer substance ACS,Reag. Ph Eur. MERCK 108382 Tris(hidroksimetil)amino-metan EMSURE kalitesinde ACS, ISO, Reag. Ph Eur
Catalogue Number	108382
Synonyms	Trometamol, Aminomethylidine trimethanol, 2-Amino-2-hydroxymethyl-1.3-propanediol, TRIS-buffer
Description	Tris(hydroxymethyl)aminomethane
Overview	Biological buffer substance Tris is widely used as a biological buffer substance in the pH range of 7-9. For example it is used for the freezing of proteins. The grade conforms precisely with the Reag. Ph. Eur. requirements.

MERCK 108382 Tris(hidroksimetil)amino-metan EMSURE kalitesinde ACS, ISO, Reag. Ph Eur

Product Information
CAS number	77-86-1
EC number	201-064-4
Grade	ACS,Reag. Ph Eur
Hill Formula	C₄H₁₁NO₃
Chemical formula	H₂NC(CH₂OH)₃
Molar Mass	121.14 g/mol
HS Code	2922 19 00
Structure formula Image
Quality Level	MQ200

Applications
Application	Tris(hydroxymethyl)aminomethane GR for analysis buffer substance ACS,Reag. Ph Eur. CAS 77-86-1, EC 201-064-4, chemical formula H₂NC(CH₂OH)₃.

Physicochemical Information
Boiling point	219 - 220 °C (13.3 hPa)
Density	1.32 g/cm3 (20 °C)
Melting Point	169 °C
pH value	10.2 - 10.6 (6 g/l, H₂O, 20 °C)
Vapor pressure	<0.1 hPa (20 °C)
Bulk density	840 kg/m3
Solubility	678 g/l

Toxicological Information
LD 50 oral	LD50 Rat > 5000 mg/kg
LD 50 dermal	LD50 Rat > 5000 mg/kg

Safety Information according to GHS
RTECS	TY2900000
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly hazardous to water
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Storage and Shipping Information
Storage	Store at +15 °C to +25 °C.

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Merck 108382 Tris(Hidroksimetil)Amino-Metan Emsure Kalitesinde Acs, Iso, Reag. pH Eur 100 gr

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