标准品/甲醇中罗丹明B氯化物溶液/2024国抽食品,81-88-9

81-88-9

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更新日期：2025-12-28

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中文名称：: 标准品/甲醇中罗丹明B氯化物溶液/2024国抽食品

CAS号：: 81-88-9

品牌：: TMstandard

货期：: 现货

库存：: ≥6

编号：: 91503GA

标准值：: 100μg/mL

过期日期：: 2029-09-03

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) Rhodamine B chloride in Methanol,100μg/mL(甲醇中罗丹明B氯化物溶液)

Part Number(产品编号) 91503GA

Lot Number(产品批号) -

CAS No. 81-88-9

Mol. Formula(分子式) C₂₈H₃₁ClN₂O₃

Mol. Weight(分子量) 479.01__________

Storage Temp(存储条件) (2-8)℃
冷藏(2~8)℃

Transportation(运输条件) Normal temperature transportation(常温运输)

QC Test Results
Item	Test Results
Analysis method(分析方法)	HPLC/DAD
Concentration(浓度)	100μg/mL
Relative Expanded Uncertainty(k=2)(相对扩展不确定度)	3%
Expiry Date(失效日期)	2029-Sep-03

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
-	RM Release

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