تریس (هیدروکسی متیل) آمینومتان کد108382 مرک

تریس (هیدروکسی متیل) آمینومتان کد108382 مرک Tris(hydroxymethyl)aminomethane108382 merck Catalogue Number Availability Packaging Qty/Pack Price Quantity 1083820100 In Stock Plastic bottle 100 g Login to See Your Pricing Check Availability Add To Favorites 1083820500 Contact Customer Service Plastic bottle 500 g Login to See Your Pricing Check Availability Add To Favorites 1083821000 In Stock Plastic bottle 1 kg Login to See Your Pricing Check Availability Add To Favorites 1083822500 In Stock Plastic bottle 2.5 kg Login to See Your Pricing Check Availability Add To Favorites 1083829025 In Stock Fibre carton 25 kg Login to See Your Pricing Check Availability Add To Favorites Add To Cart Description 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. 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 121.14g/mol HS Code 2922 19 00 Structure formula Image Quality Level MQ400 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 219-220C (13.3hPa) Density 1.35g/cm3 (23C) Melting Point 171-172C pH value 10.2-10.6 (6g/l, H₂O, 20C) Vapor pressure 0.0267hPa (20C) Bulk density 840kg/m3 Solubility 678g/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 +15C to +25C.