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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
PubChem Substance ID 24890533
Purity ≥ 97.0%
Appearance (Solution): Clear with a very light yellow to brown tint color
HR2-759 titrated to pH 7.0 using HCl (used in SaltRx, Index, PEG/Ion, PegRx, and PEG/Ion 400)
Measured Conductivity Range: 95.4 – 97.9 mS/cm at 25°C
Measured Refractive Index Range: 1.43139 – 1.43241 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: 7.7 at 25°C
Measured Conductivity Range: 95.9 – 96.2 mS/cm at 25°C
Measured Refractive Index Range: 1.43204 – 1.43211 at 20°C
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CAT NO
HR2-759
NAME
DESCRIPTION
200 mL
PRICE
$128.00
cart quote
CAT NO
HR2-865
NAME
DESCRIPTION
100 mL
PRICE
$87.00
cart quote
Support Material(s)
HR2-759 Ammonium citrate tribasic pH 7.0 SDS
HR2-865 Ammonium citrate tribasic SDS Certificate Of Analysis
References
Hampton Research, first in crystallization since 1991, developing and delivering crystallization and optimization screens, reagents, plates, and other tools for the crystallization of biological macromolecules, including proteins (antibody), peptides (insulin), and nucleic acids (DNA).
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