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TRIS BUFFER Extra Pure

Suitable for preparation purpose.
2-Amino-2-(hydroxymethyl)-1,3-propanediol; THAM; Tris base; Tris(hydroxymethyl)aminomethane; Trometamol

COAs

Packings

100 g (00100)

500 g (00500)

1000 g (01000)

5000 g (05000)

25 Kg (0025K)

50 Kg (0050K)

1PW1200100 1PW1200500 1PW1201600 1PW1206500 1PDL00040K 1PDLP0065K
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Article No. 06390 Grade Extra Pure
Purity 99% CAS No. 77-86-1
Molecular Formula NH2.C(CH2OH)3 Molecular Weight 121.14
H.S. Code 2922.5090 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
pH value 10.5 - 12 Melting point/ Freezing point [°C] 167 - 172 °C
Boiling point [°C] 219 - 220 °C Initial boiling point [°C] 219°C
Final boiling point [°C] 220 °C Solubility in water [% weight] Soluble in water

Specifications

Appearance White crystalline powder Assay Min 99%
Melting point 165 - 170 deg C Sulphated ash Max 0.15%
Biological buffer, pKa at 20°C 8.3

Safety Information and Hazard Symbols

Exclamation Mark
Symbol: GHS07
 Signal Word: Warning
 Hazardous Statement: H315-H319-H335
 Precaution Statement: P261-P305 + P351 + P338
Revision Date: 09-Nov-2013

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