Scharlab - AMCO Instruments, SRL

TrishTR0422 Tris-(hydroxymethyl)-aminomethane, extra pure, Ph Eur, BP2-Amino-2-(hydroxymethyl)-1,3-propanediol, Tromethamine, THAM, TRIS bufferC 4 H 11 NO 3• M = 121,14 g/mol• CAS [77-86-1]bright elongate crystals, colourlessStore between 15ºC and 25ºC• Melting point: 172 - 173 ºC• Boiling point: (13,3 hPa) 219 - 220ºCassay (acidimetric, on .......................dried substance)................................ 99 - 100,5 %residual solvents class 3 (Ph Eur/ICH).... max. 0,5 %other residual solvents (Ph Eur/ICH)....... excluded byproduction processTR0423 Tris-(hydroxymethyl)-aminomethane, buffer substance, reagentgrade,ACS, Reag. Ph Eur2-Amino-2-(hydroxymethyl)-1,3-propanediol, Tromethamine, THAM, TRIS bufferC 4 H 11 NO 3• M = 121,14 g/mol• CAS [77-86-1]bright elongate crystals, colourlessStore between 15ºC and 25ºCTR0427C 4H 11NO 3• M = 121,14 g/mol• CAS [77-86-1]• Melting point: 172 - 173 ºC• Boiling point: (13,3 hPa) 219 - 220ºCassay (acidimetric, on dried sample)...... 99,8 - 100,1 %Tris-(hydroxymethyl)-aminomethane, secondary standard forvolumetric titrations, Titrasure ®2-Amino-2-(hydroxymethyl)-1,3-propanediol, Tromethamine, THAM, TRIS buffer• Melting point: 172 - 173 ºC• Boiling point: (13,3 hPa) 219 - 220ºCassay (on dried sample)....................... 99,8 - 100,1 %Packaging250 g1 kg55CodeTR04220250TR04221000Packaging Code100 g 5 TR04230100250 g 5 TR042302501 kg 5 TR042310005 kg TR0423005PRPackaging Code80 g TR04270080DStore between 15ºC and 25ºCTraceable to SRM from NISTTR0424 Tris-(hydroxymethyl)-aminomethane, molecular biology grade2-Amino-2-(hydroxymethyl)-1,3-propanediol, Tromethamine, THAM, TRIS bufferC 4H 11NO 3• M = 121,14 g/mol• CAS [77-86-1]bright elongate crystals, colourlessStore between 15ºC and 25ºC• Melting point: 172 - 173 ºC• Boiling point: (13,3 hPa) 219 - 220ºCassay (acidimetric, on dried sample)...... min. 99 %DNases, RNases, Proteases ............... non detectedPackaging Code100 g 5 TR04240100500 g 5 TR042405001 kg 5 TR042410005 kg TR0424005PRTris(hydroxymethyl)aminomethane hydrochloride. See TRIS-HCl page 338TR0425Tris-HCl, molecular biology gradeTris(hydroxymethyl)aminomethane hydrochlorideC 4H 11NO 3·HCl• M = 157,60 g/mol• CAS [1185-53-1]Store between 15ºC and 25ºC• Melting point: 150 ºCassay (argentometric, on dried sample) min. 99 %DNases, RNases, Proteases ............... non detectedPackaging Code100 g 5 TR042501001 kg 5 TR042510005 kg TR0425005PR338 See complete specifications at www.scharlab.com