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A9074 Sigma

2-Amino-2-methyl-1,3-propanediol

BioXtra, pH 10.0-12.0 (20 °C, 0.5 M in H2O), ≥99%

Synonym: AMPD, Ammediol

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Properties

Related Categories BioXtra Buffers, Biochemicals and Reagents, Biological Buffers, Buffers A to Z
vapor density   3.63 (vs air)
vapor pressure   ~10 mmHg ( 152 °C)
InChI Key   UXFQFBNBSPQBJW-UHFFFAOYSA-N
product line   BioXtra
assay   ≥99%
impurities   <0.005% Phosphorus (P)
  <0.1% Insoluble matter
ign. residue   <0.1%
pH   10.0-12.0 (20 °C, 0.5 M in H2O)
useful pH range   7.8 - 9.7
pKa (25 °C)   8.8
bp   151 °C/10 mmHg(lit.)
mp   100-110 °C(lit.)
solubility   H2O: soluble0.5 M at 20 °C, clear, colorless
anion traces   chloride (Cl-): <0.05%
  sulfate (SO42-): <0.05%
cation traces   Al: <0.001%
  Ca: <0.0005%
  Cu: <0.0005%
  Fe: <0.0005%
  K: <0.005%
  Mg: <0.0005%
  NH4+: <0.05%
  Na: <0.005%
  Pb: <0.001%
  Zn: <0.0005%

Description

Application

Buffer component in a SDS-gradient gel electrophoresis system that separates polypeptides in the molecular weight range of 1500 to 100,000. Used as a spacer in isotachophoresis of proteins. Also used as a buffer for the determination of alkaline phosphatase activity.

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Interactive Buffer Table
Safety & Documentation

Safety Information

Symbol 
Signal word 
Warning
Hazard statements 
Personal Protective Equipment 
RIDADR 
UN 3259PSN1 8 / PGIII
WGK Germany 
1
RTECS 
TY2975000
Protocols & Articles

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