标准品/水中组胺二盐酸盐(以组胺计)/介质:0.1mol/L盐酸,1000μg/mL

产品编号西域质检-TM21527

Cas号56-92-8

纯度/浓度1000μg/mL

储存温度冷藏

规格 900.00

增值税发票√顺丰快递√订货电话:18601927057

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) Histamine Dihydrochloride in Water,1000μg/mL(水中组胺二盐酸盐)
Part Number(产品编号) 93192b
Lot Number(产品批号) 23020276
CAS No. 56-92-8
Mol. Formula(分子式) C5H9N3·2HCl
Mol. Weight(分子量) 184.06__________________________________
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) HPLC/DAD
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) 2024-Feb-12
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Note:
1.  The standard value of histamine dihydrochloride in water is histamine.(水中组胺二盐酸盐的标准值以组胺计)

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-13 RM Release