Products > Optimize Reagents > Optimize - Salts > Ammonium citrate tribasic
Ammonium citrate tribasic
Applications
- Crystallization grade Ammonium citrate tribasic for formulating screens or for optimization
Features
- Sterile filtered solution
- Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)
Description
Ammonium citrate tribasic
Synonyms: Citric acid triammonium salt or Triammonium citrate
HOC(COONH4)(CH2COONH4)2
C6H17N3O7
Mr 243.22
CAS Number [3458-72-8]
EC Number 222-394-5
Beilstein Registry Number 3779194
MDL Number MFCD00036406
Purity ≥ 97.0%
Appearance (Solution): Clear with a very light yellow to brown color
HR2-759 titrated to pH 7.0 using HCl (used in SaltRx, Index, PEG/Ion, PegRx, and PEG/Ion 400)
Measured Conductivity Range: 93.2 - 97.9 mS/cm at 25°C
Measured Refractive Index Range: 1.43139 - 1.43331 at 20°C
HR2-865 is not titrated to a specific pH (used in GRAS Screen 1, 2, 3, 4, 7, and PEG/Ion 400)
Measured pH Range: 7.4 - 7.7 at 25°C
Measured Conductivity Range: 92.6 - 96.4 mS/cm at 25°C
Measured Refractive Index Range: 1.43204 - 1.43312 at 20°C
HR2-759 Ammonium citrate tribasic pH 7.0 SDS