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Merck
CN

13433

碳酸氢钠

puriss., meets analytical specification of Ph. Eur., BP, USP, FCC, E500, 99.0-100.5%, powder

别名:

碳酸氢钠, 小苏打

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线性分子式:
NaHCO3
化学文摘社编号:
144-55-8
分子量:
84.01
NACRES:
NA.21
PubChem Substance ID:
329750171
eCl@ss:
38020213
UNSPSC Code:
12352302
EC Number:
205-633-8
MDL number:
MFCD00003528
Beilstein/REAXYS Number:
4153970
Assay:
99.0-100.5%
Form:
powder

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InChI key

UIIMBOGNXHQVGW-UHFFFAOYSA-M

InChI

1S/CH2O3.Na/c2-1(3)4;/h(H2,2,3,4);/q;+1/p-1

SMILES string

[Na+].OC([O-])=O

grade

puriss.

assay

99.0-100.5%

form

powder

quality

meets analytical specification of Ph. Eur., BP, USP, FCC, E500

impurities

ammonia (NH3), in accordance, organic volatile impurities, complies, residual solvents, complies, water-insoluble matter, complies, ≤0.002% ammonium (NH4), complies

loss

≤0.2% loss on drying (silica gel)

pH

≤8.6 (20 °C, 5%)

pKa (25 °C)

(1) 6.37, (2) 10.25 (carbonic acid)

density

2.16 g/mL at 25 °C (lit.)

anion traces

carbonate (CO32-): in accordance, chloride (Cl-): ≤100 mg/kg, sulfate (SO42-): ≤100 mg/kg

cation traces

Al: ≤0.5 mg/kg, As: ≤2 mg/kg, Ca: ≤100 mg/kg, Fe: ≤10 mg/kg, Hg: ≤1 mg/kg, K: ≤100 mg/kg, Pb: ≤2 mg/kg

suitability

complies for appearance of solution

Quality Level

200

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相关类别

Application

碳酸氢钠可能参与基于二氧化硅的整体柱的制造，可用于毛细管电色谱。也可用于通过离子交换置换色谱法维持色谱柱的 pH 值，用于蛋白质的分离。

flash_point_f

Not applicable

flash_point_c

Not applicable

存储类别

11 - Combustible Solids

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
MKCZ7043
MKCZ1503
MKCX8760
MKCX8206
MKCX6007

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Shay P McGuinness et al.
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Intravenous sodium bicarbonate has been proposed to reduce the risk for contrast-induced nephropathy (CIN). To determine the effect of sodium bicarbonate on the risk for CIN. MEDLINE, PubMed, EMBASE, and the Cochrane Central Register of Controlled Trials from 1950 to
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