1.06346
リン酸ナトリウム 一塩基性 一水和物
for analysis EMSURE® ACS,Reag. Ph Eur
別名:
リン酸一ナトリウム, リン酸二水素ナトリウム 一水和物
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この商品について
化学式:
NaH2PO4 · H2O
CAS番号:
分子量:
137.99
NACRES:
NA.21
EC Index Number:
231-449-2
UNSPSC Code:
12352302
MDL number:
Assay:
99.0-102.0% (alkalimetric)
Grade:
ACS reagent
Form:
crystals
Solubility:
850 g/L
grade
ACS reagent
Quality Segment
agency
reag. Ph. Eur.
product line
EMSURE®
assay
99.0-102.0% (alkalimetric)
form
crystals
potency
>2000 mg/kg LD50, oral (Rat), >7940 mg/kg LD50, skin (Rabbit)
impurities
≤0.01% Insoluble matter
pH
4.1-4.5 (25 °C, 50 g/L in H2O)
solubility
850 g/L
density
2.04 g/cm3 at 20 °C
bulk density
880 kg/m3
anion traces
chloride (Cl-): ≤0.0005%, sulfate (SO42-): ≤0.003%
cation traces
Ca: ≤0.005%, Fe: ≤0.0005%, K: ≤0.005%, N: ≤0.001%, heavy metals: ≤0.0005%
UV absorption
λ: 280 nm Amax: ≤0.05
storage temp.
2-30°C
SMILES string
[Na+].[H]O[H].OP(O)([O-])=O
InChI
1S/Na.H3O4P.H2O/c;1-5(2,3)4;/h;(H3,1,2,3,4);1H2/q+1;;/p-1
InChI key
BBMHARZCALWXSL-UHFFFAOYSA-M
Application
- Development of a multiparticulate drug delivery system for in situ amorphisation.: This study explores the use of sodium dihydrogen phosphate monohydrate in developing a multiparticulate drug delivery system. The research highlights the compound′s role in achieving in situ amorphisation, enhancing drug solubility and bioavailability (Holm TP et al., 2022).
- Metabolomic characterization of rhubarb species by capillary electrophoresis and ultra-high-pressure liquid chromatography.: Sodium dihydrogen phosphate monohydrate is utilized in the buffer system for capillary electrophoresis and UHPLC, aiding in the metabolomic analysis of rhubarb species. This research underscores its importance in improving separation efficiency and resolution in analytical methods (Tseng YJ et al., 2013).
Analysis Note
Assay (alkalimetric): 99.0 - 102.0 %
Insoluble matter: ≤ 0.01 %
pH-value (5 %; water, 25 °C): 4.1 - 4.5
UV absorption (280 nm; 1 mol/l; 1 cm; water): ≤ 0.05
Chloride (Cl): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.003 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (ACS): ≤ 0.0005 %
Ca (Calcium): ≤ 0.005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.005 %
Corresponds to ACS,Reag. Ph Eur
Insoluble matter: ≤ 0.01 %
pH-value (5 %; water, 25 °C): 4.1 - 4.5
UV absorption (280 nm; 1 mol/l; 1 cm; water): ≤ 0.05
Chloride (Cl): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.003 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (ACS): ≤ 0.0005 %
Ca (Calcium): ≤ 0.005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.005 %
Corresponds to ACS,Reag. Ph Eur
Other Notes
Replaces: SX0709; SX0709-5; SX0710; SX0710-1; SX0710-3; SX0710-5; SX0710-20
Legal Information
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
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flash_point_f
Not applicable
flash_point_c
Not applicable
保管分類
11 - Combustible Solids
試験成績書（COA）
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