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agency
USP/NF
reag. Ph. Eur.
等級
puriss. p.a.
化驗
98.5-101.0% (calc. to the dried substance)
形狀
crystals
雜質
reducing impurities, complies
≤0.0005% heavy metals (as Pb)
≤0.001% total nitrogen (N)
≤0.5% NaH2PO4 (calc. to dried subst.)
損耗
19.5-21.0% loss on drying, 130 °C
pH值
9.0-9.2 (20 °C, 5%)
負離子痕跡
chloride (Cl-): ≤10 mg/kg
sulfate (SO42-): ≤50 mg/kg
正離子痕跡
As: ≤0.5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
適合性
in accordance for appearance of solution
SMILES 字串
O.O.[Na+].[Na+].OP([O-])([O-])=O
InChI
1S/2Na.H3O4P.2H2O/c;;1-5(2,3)4;;/h;;(H3,1,2,3,4);2*1H2/q2*+1;;;/p-2
InChI 密鑰
KDQPSPMLNJTZAL-UHFFFAOYSA-L
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一般說明
二水合磷酸钠是一种高吸湿性和水溶性化合物。它可用于软水剂、清洁剂，也可用作特殊配方的缓冲液。
應用
使用二水合磷酸钠可用于：
- 以五水硝酸铋和氯化钾为原料，通过微波辅助水热法制备 BiOCl/BiPO4 复合材料。
- 制备磷酸钠缓冲液。
- 作为磷源用于合成 Mg 掺杂羟基磷灰石纳米板。
儲存類別代碼
13 - Non Combustible Solids
水污染物質分類（WGK）
WGK 1
閃點（°F）
Not applicable
閃點（°C）
Not applicable
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