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 – 1.43235 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
应用
结晶级柠檬酸铵,用于配制筛网或优化
特征
无菌过滤溶液
在 1+ 型超纯水中配制:25°C 时电阻率为 18.2 兆欧厘米,< 5 ppb 总有机碳,无细菌(<1 细菌(CFU/ml)),无热原(<0.03 内毒素(EU/ml)) , 无 RNase (< 0.01 ng/mL) 和无 DNase (< 4 pg/µL)
描述
柠檬酸铵三元
同义词:柠檬酸三铵盐或柠檬酸三铵
HOC(COONH4)(CH2COONH4)2
C6H17N3O7
243.22 先生
CAS 编号 [3458-72-8]
EC 编号 222-394-5
贝尔斯坦注册号 3779194
MDL 编号 MFCD00036406
PubChem 物质 ID 24890533
纯度≥ 97.0%
外观(溶液):透明,呈浅黄色至棕色
HR2-759 使用 HCl 滴定至 pH 7.0(用于 SaltRx、Index、PEG/Ion、PegRx 和 PEG/Ion 400)
电导率测量范围:95.4 – 97.9 mS/cm at 25°C
测得的折射率范围:1.43139 – 1.43235 at 20°C
HR2-865 未滴定至特定 pH(用于 GRAS Screen 1、2、3、4、7 和 PEG/Ion 400)
测量的 pH 值范围:25°C 时为 7.7
电导率测量范围:95.9 – 96.2 mS/cm at 25°C
测得的折射率范围:1.43204 – 1.43211 at 20°C
Ammonium citrate tribasic
CAT NO
HR2-759
NAME
DESCRIPTION
200 mL
PRICE
$117.00
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CAT NO
HR2-865
NAME
DESCRIPTION
100 mL
PRICE
$79.00
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