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Merck

30614

Sigma-Aldrich

氢氧化钾

puriss. p.a., ACS reagent, reag. ISO, ≥85%, ≤0.002% Na, pellets

别名:

苛性钾

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About This Item

线性分子式:
KOH
CAS号:
分子量:
56.11
EC號碼:
MDL號碼:
分類程式碼代碼:
12352106
PubChem物質ID:

等級

ACS reagent
puriss. p.a.

agency

reag. ISO

蒸汽壓力

1 mmHg ( 719 °C)

化驗

≥85%

形狀

pellets

雜質

≤0.0003% total nitrogen (N)
≤0.002% Na
≤1% K2CO3

mp

361 °C (lit.)

負離子痕跡

chloride (Cl-): ≤5 mg/kg
phosphate (PO43-): ≤5 mg/kg
silicate (as SiO2): ≤20 mg/kg
sulfate (SO42-): ≤5 mg/kg

正離子痕跡

Al: ≤2 mg/kg
Ca: ≤5 mg/kg
Cd: ≤0.1 mg/kg
Cu: ≤1 mg/kg
Fe: ≤5 mg/kg
Mn: ≤0.5 mg/kg
Na: ≤20 mg/kg
Ni: ≤1 mg/kg
Pb: ≤1 mg/kg
Zn: ≤1 mg/kg

SMILES 字串

[OH-].[K+]

InChI

1S/K.H2O/h;1H2/q+1;/p-1

InChI 密鑰

KWYUFKZDYYNOTN-UHFFFAOYSA-M

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其他說明

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

象形圖

CorrosionExclamation mark

訊號詞

Danger

危險聲明

危險分類

Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A

儲存類別代碼

8A - Combustible corrosive hazardous materials

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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分析证书(COA)

Lot/Batch Number

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Rui-Lin Liu et al.
The Analyst, 137(21), 5135-5143 (2012-09-13)
A rapid and practical microwave-assisted one-step extraction-derivatization (MAED) method was developed for gas chromatography-mass spectrometry analysis of fatty acids profile in herbal medicine. Several critical experimental parameters for MAED, including reaction temperature, microwave power and the amount of derivatization reagent
In-Seek Jeong et al.
Journal of food science, 77(10), C1042-C1046 (2012-09-18)
In this study, nonheated saponification was employed as a novel, rapid, and easy sample preparation method for the determination of cholesterol in emulsified foods. Cholesterol content was analyzed using gas chromatography with a flame ionization detector (GC-FID). The cholesterol extraction
Lesley C Homer et al.
Lab animal, 41(11), 327-335 (2012-10-20)
Alkaline hydrolysis-based tissue dissolvers (TDs) are commercially available tools for the digestion and decontamination of infectious animal waste. The authors carried out a series of experiments to verify whether the TD in their facility completely digested animal carcasses and inactivated
Rajat Sharma et al.
Applied biochemistry and biotechnology, 169(3), 761-772 (2013-01-01)
Chemical pretreatment of lignocellulosic biomass has been extensively investigated for sugar generation and subsequent fuel production. Alkaline pretreatment has emerged as one of the popular chemical pretreatment methods, but most attempts thus far have utilized NaOH for the pretreatment process.
Shao-Long Sun et al.
Carbohydrate polymers, 92(2), 2224-2231 (2013-02-13)
Sweet sorghum stem was successively extracted with water at 90 °C, 0.3, 0.6, 1.0, 1.5, and 2.0% KOH aqueous solution, and 60% ethanol containing 2.5% KOH at 75 °C for 3 h, yielding 76.3% of the original hemicelluloses. Chemical composition

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