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Merck

12602

Sigma-Aldrich

碳酸氢钾

puriss., meets analytical specification of Ph. Eur., BP, USP, E501, 99.5-101.0% (acidimetric)

别名:

碳酸氢钾

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About This Item

线性分子式:
KHCO3
CAS号:
分子量:
100.12
Beilstein:
4535309
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NA.21

等級

puriss.

品質等級

化驗

99.5-101.0% (acidimetric)

形狀

powder or crystals

品質

meets analytical specification of Ph. Eur., BP, USP, E501

雜質

organic volatile impurities, complies (GC)
≤0.0005% heavy metals (as Pb)
≤0.002% ammonium (NH4)

損耗

≤0.1% loss on drying, 4 h (on silica gel)

pH值

8.0-8.6 (20 °C, 5%)

溶解度

water: soluble(lit.)

負離子痕跡

carbonate (K2CO3): ≤2.5%
chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤100 mg/kg

正離子痕跡

As: ≤1 mg/kg
Ca: ≤50 mg/kg
Fe: ≤10 mg/kg
Na: ≤300 mg/kg
Pb: ≤5 mg/kg

適合性

complies for appearance of solution

SMILES 字串

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

InChI

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

InChI 密鑰

TYJJADVDDVDEDZ-UHFFFAOYSA-M

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一般說明

Potassium bicarbonate (Potassium hydrogen carbonate) is an inexpensive, nontoxic base. It is used to regulate pH or as a reagent.

應用

Potassium bicarbonate is used:
  • In the synthesis of cyclic ammonium cation N,N-dimethyl-3,5-dimethylpiperidinium (DMDMP).
  • As a base in the preparation of glycerol carbonate and glycidol from 3-chloro-1,2-propanediol (HAL).

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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Relation between phosphate energy donors and incorporation of labeled amino acids into proteins.
P C ZAMECNIK et al.
The Journal of biological chemistry, 209(1), 337-354 (1954-07-01)
Constance Alabert et al.
Cell reports, 30(4), 1223-1234 (2020-01-30)
Chromatin states must be maintained during cell proliferation to uphold cellular identity and genome integrity. Inheritance of histone modifications is central in this process. However, the histone modification landscape is challenged by incorporation of new unmodified histones during each cell
K Holtenius et al.
Journal of dairy science, 91(2), 743-748 (2008-01-26)
The objective of the present study was to investigate the interactions of dietary K intake typical for forage-based diets on Mg balance in lactating dairy cows. Six lactating multiparous cows of the Swedish Red and White breed in midlactation were
Fj Wegehaupt et al.
Oral diseases, 17(5), 508-514 (2011-02-22)
The aim of this study was to evaluate the erosive/abrasive enamel wear after contact with orange juices modified with different dietary supplements. A total of 96 bovine enamel samples were prepared and allocated to eight groups (1-8; n = 12).
Karalee Jarvis et al.
Environmental science & technology, 43(16), 6314-6319 (2009-09-15)
Storage of CO2 through mineral sequestration using olivine has been shown to produce environmentally benign carbonates. However, due to the formation of a rate-limiting reaction product layer, the rate of reaction is insufficient for large-scale applications. We report the results

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