标准品/水中水合三氯乙醛(以三氯乙醛计)/保质期3个月||cas:302-17-0|西域试剂

标准品/水中水合三氯乙醛(以三氯乙醛计)/保质期3个月，1000μg/mL

产品编号西域质检-TM52975

Cas号302-17-0

纯度/浓度1000μg/mL

储存温度冷藏

规格￥120.00元

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商品信息
详细数据

基本信息

中文名称：标准品/水中水合三氯乙醛(以三氯乙醛计)/保质期3个月
英文名称：
CAS NO：302-17-0
分子式：
分子量：

Reference Material

This certificate is designed in accordance with ISO 17034 and ISO Guide 31. This reference material (RM) was designed,produced and verified in accordance with ISO/IEC 17025, ISO 17034 and a registered quality management system ISO 9001.

Product Name(产品名称) Chloral Hydrate in Water,1000μg/mL(水中水合三氯乙醛)

Part Number(产品编号) 92474b

Lot Number(产品批号) 23010255a

CAS No. 302-17-0

Mol. Formula(分子式) C₂H₃Cl₃O₂

Mol. Weight(分子量) 165.40__________________________________

Storage Temp(存储条件) (2~8)℃,Keep in the shade
冷藏(2~8)℃,置于阴凉处

QC Test Results
Item	Test Results
Analysis method(分析方法)	GC/FID
Concentration(浓度)	1000μg/mL(free base)
Relative Expanded Uncertainty(k=2)(相对扩展不确定度)	2%
Expiry Date(失效日期)	2023-Apr-30

Note:

The standard value of chloral hydrate in water is chloral.(水中水合三氯乙醛的标准值为三氯乙醛)

Uncertainty

The certified value(s) and uncertainty(ies) are determined in accordance with ISO 17034 with an 95% confidence level (k=2). Uncertainty is based on the Total Combined Uncertainty, including uncertainties of preparation, purity of neat materials, homogeneity, stability testing.

Traceability

The balances used for gravimetric measurements are calibrated with weights traceable to the national standards. The calibration of the balances is verified annually by an external accredited calibration service. This analysis method has been verified using an approach consistent with ISO 17034:2016 & ISO 17025:2017.

CERTIFICATE ON	QC SIGNATURE
2023-Feb-01		RM Release