气相色谱用对照品 环己烷 标准查询与下载

T/CRIAC 0087-2023 化学试剂 气相色谱用对照品 环己烷

1含量（C6H12），w/% ≥ 99.90 2密度范围（20℃），ρ/(g/mL) 0.778~0.779 3结晶点，t/℃ ≥ 6.0 4蒸发残渣，w/% ≤ 0.002 5苯（C6H6），w/% 

Chemical reagent — Reference material for gas chromatography — Cyclohexane

T/CRIAC 0086-2023 化学试剂 气相色谱用对照品 二氯甲烷

1含量（CH2Cl2），w/% ≥ 99.90 2色度/黑曾单位 ≤ 10 3密度（20℃），ρ/(g/mL） 1.320~1.330 4蒸发残渣，w/% ≤ 0.002 5酸度（以 H+计），b/（mmol/g

Chemical reagent — Reference material for gas chromatography — Dichloromethane

PN Z04151-02-1986 空气纯度保护．环己烷测定测试，通过浓缩样品气相色谱法测定工作环境中环己烷

Air purity protection Tests for cyclohexane Determination of cyclohexane in work places by gas chromatography with sample enrichment

ASTM D3054-98 用气相色谱法分析环己烷的标准试验方法

1.1 These test methods cover the determination of the hydrocarbon impurities typically found in cyclohexane and the purity of cyclohexane

Standard Test Methods for Analysis of Cyclohexane by Gas Chromatography

PN Z04151-10-1990 空气纯度保护．环己烷测定，样品浓缩气相色谱法测定永久性居住区空气中的环己烷

Air purity protection Tests for cyclohexane Determination of cyclohexane in permanent residence area air by gas chromatography with sample enrichment

ASTM RR-D16-1045 2013 D7266-气相色谱分析环己烷的试验方法（外标）

D7266-Test Method for Analysis of Cyclohexane by Gas Chromatography (External Standard)

GB/T 16042-1995 车间空气中环己烷的溶剂解吸气相色谱测定方法

本标准规定了用PorapakQ柱气相色谱法分离测定车间空气中环己烷。 本标准适用于测定环己烷生产和使用场所空气中环己烷的浓度

Workplace air--Determination of cyclohexane--Solvent desorption gas chromatographic method

SH/T 1674-1999 工业用环己烷纯度及烃类杂质的测定 气相色谱法

Cyclohexane for industrial use.Determination of purity and hydrocarbon impurities.Gas chromatographic method

GB/T 16041-1995 车间空气中环己烷的直接进样气相色谱测定方法

本标准规定了用聚乙二醇6000柱气相色谱法分离测定车间空气中环己烷。 本标准适用于测定生产和使用场所空气中环己烷的浓度

Workplace air--Determination of cyclohexane--Direct injection gas chromatographic method

SH/T 1674-2023 工业用环己烷纯度及烃类杂质的测定 气相色谱法

Cyclohexane for industrial use―Determination of purity and hydrocarbon impurities－Gas chromatographic method

ASTM D7266-13 气相色谱法分析环己烷的标准试验方法（外标）

Standard Test Method for Analysis of Cyclohexane by Gas Chromatography (External Standard)

ASTM D7266-13(2018)e1 气相色谱法分析环己烷的标准试验方法（外标）

1.1 This test method covers the determination of the purity of cyclohexane by gas chromatography. Calibration of the gas chromatography system is done

Standard Test Method for Analysis of Cyclohexane by Gas Chromatography (External Standard)

ASTM D7266-23 气相色谱法分析环己烷的标准试验方法（外标）

1.1 This test method covers the determination of the purity of cyclohexane by gas chromatography. 1.2 This test method is applicable

Standard Test Method for Analysis of Cyclohexane by Gas Chromatography (External Standard)

ASTM RR-D16-1046 2013 D7871-气相色谱分析环己烷的试验方法（有效碳数）

D7871-Test Method for Analysis of Cyclohexane by Gas Chromatography (Effective Carbon Number)

GB/T 23405-2009 蜂产品中环己烷氨基磺酸钠的测定.液相色谱-质谱/质谱法

本标准规定了蜂产品中环己烷氨基磺酸钠的液相色谱-质谱的测定方法。 本标准适用于蜂蜜和蜂王浆中环己烷氨基磺酸钠的测定

Determination of sodium cyclamate in bee products.LC-MS/MS method