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50199 Sigma

Gly-Gly

BioUltra, ≥99.5% (NT)

Synonym: Diglycine, Glycyl-glycine

  • CAS Number 556-50-3

  • Linear Formula NH2CH2CONHCH2COOH

  • Molecular Weight 132.12

  •  Beilstein Registry Number 1765223

  •  EC Number 209-127-8

  •  MDL number MFCD00008130

  •  PubChem Substance ID 24873342

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Properties

Related Categories Alphabetical, BioUltra Buffers, Biochemicals and Reagents, Biological Buffers, Zwitterionic More...
InChI Key   YMAWOPBAYDPSLA-UHFFFAOYSA-N
product line   BioUltra
assay   ≥99.5% (NT)
impurities   insoluble matter, passes filter test
ign. residue   ≤0.05% (as SO4)
loss   ≤0.05% loss on drying, 110 °C
pH   4.5-6.0 (20 °C, 1 M in H2O)
useful pH range   7.5 - 8.9
pKa    8.2
solubility   H2O: soluble1 M at 20 °C, clear, colorless
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤50 mg/kg
cation traces   Al: ≤5 mg/kg
  As: ≤0.1 mg/kg
  Ba: ≤5 mg/kg
  Bi: ≤5 mg/kg
  Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  K: ≤50 mg/kg
  Li: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  NH4+: ≤200 mg/kg
  Na: ≤50 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg
λ   1 M in H2O
UV absorption   λ: 260 nm Amax: 0.075
  λ: 280 nm Amax: 0.072
Gene Information   human ... SLC15A1(6564)

Description

Other Notes

Superior buffer for the growth of Aphanosthece halophytica (Chroococcales) in hypersaline media

Price and Availability

Suggested Laboratory Gloves


Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.




Interactive Buffer Table
Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis

Protocols & Articles

Related Content

BioUltra Biological Buffers

A buffer, as defined by Van Slyke [1], is "a substance which by its presence in solution increases the amount of acid or alkali that must be added to cause unit change in pH". Buffers are thus very i...
Keywords: Absorption, Adsorption, Biochemistry, Biological Buffers, Biological processes, Buffers, PAGE

Peer-Reviewed Papers
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References

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