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この商品について
化学式:
Na2HPO4 · 2H2O
CAS番号:
分子量:
177.99
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-448-7
MDL number:
製品名
リン酸ナトリウム 二塩基性 二水和物, puriss. p.a., reag. Ph. Eur., 98.5-101.0% (calc. to the dried substance)
InChI key
KDQPSPMLNJTZAL-UHFFFAOYSA-L
InChI
1S/2Na.H3O4P.2H2O/c;;1-5(2,3)4;;/h;;(H3,1,2,3,4);2*1H2/q2*+1;;;/p-2
SMILES string
O.O.[Na+].[Na+].OP([O-])([O-])=O
agency
USP/NF
reag. Ph. Eur.
grade
puriss. p.a.
assay
98.5-101.0% (calc. to the dried substance)
form
crystals
impurities
reducing impurities, complies
≤0.0005% heavy metals (as Pb)
≤0.001% total nitrogen (N)
≤0.5% NaH2PO4 (calc. to dried subst.)
loss
19.5-21.0% loss on drying, 130 °C
pH
9.0-9.2 (20 °C, 5%)
anion traces
chloride (Cl-): ≤10 mg/kg
sulfate (SO42-): ≤50 mg/kg
cation traces
As: ≤0.5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
suitability
in accordance for appearance of solution
Quality Level
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関連するカテゴリー
Application
リン酸水素二ナトリウム二水和物は以下の用途で使用されます:
- マイクロ波支援水熱法による硝酸ビスマス五水和物と塩化カリウムからのBiOCl/BiPO4複合材料の合成。
- リン酸ナトリウムバッファーの調製。
- Mgドープハイドロキシアパタイトナノプレートの合成におけるリン源として。
General description
リン酸水素二ナトリウム二水和物は、吸湿性が高い水溶性の化合物です。水軟化剤、洗浄剤、また特定の製剤のバッファーとしても使用されます。
保管分類
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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