• Chemical Manufacturer of Laboratory Reagents, Bulk Inorganics and Organics for Process Chemistry Since 1928.

Analytical Analytical Primary Standards Primary Standards 176 TRISHYDROXYMETHYLAMINOMETHANE TRISHYDROXYMETHYLAMINOMETHANE PRIMARY STANDARD (CH₂OH)₃CNH₂ 121.14 77,86,1 77861 86,1 7786,1 77 86 1 NR 1-1-1 1.000 Also meets ACS specifications 75801 42.60 100 G 75802 141.50 500 G 75803 418.00 2.5 KG 75804 0.00 10 KG 75805 0.00 50 KG 2-AMINO-2-HYDROXYMETHYL-1,3-PROPANEDIOL THAM TRIS TROMETHAMINE Assay (Dried Basis) 99.90-100.10% Insolubles 0.005% Heavy metals (Pb) 0.0005% Iron 0.0005% Water 2.0% max Absorbance - Pass Test