Certificate Of Analysis

Catalog No.: 20668 
Lot No. : D0017359 
Product name:Bisdisulizole disodium
中文名称: 苯基二苯并咪唑四磺酸酯二钠 
Quantity: 100mg

General information:

Purity: 91.9% CAS No.: 180898-37-7 
Uncertainty: ±3.0%(k=2) Formula: C20H12N4Na2012S4 
Storage: -18℃ and dark Mol.Weight: 674.57 
Date Certified: 2019-09-05 Description: Yellow solid 
Expiration: 2022-09-05

Instructions for handing and correct use:

The RM should be equilibrated to room temperature prior to use.Open slowly and carefully to avoid dispersion of th e material.

Intended use:

For laboratory analysis onlynot for drug, household or other uses.

Uncertainty:

The reported uncertainty is the expanded uncertainty estimated in accordance with ISO 17034 with a coveraae factor k=2,corresponding to a level of confidence of about 95%.

Measurement traceability:

Traceability to SI has been established through an unbroken chain of comparisons each having stated uncertainties. Allanalytical balances and Class A glassware used in manufacturing and quality control are calibrated by an a ccredited calibration laboratory

Minimum sample size:

The minimum amount of the RM to be used is 3mg

Safety information:

Treat as hazardous substance.Use appropriate work practices when handling to avoid skin or eye contact,ingestion or inhalation.

ANALYTICAL DATA

Part number: 20668 
Name:Bisdisulizole disodium
Column: Besil 5umC18-C250*4.6mm 
Detection: UV333nmUtimate3000 
Flow rate: 1.0mL/min 
Temperature: 35℃(Column) 
A-Methanol:B-Phosphoric acid solution;gradientelution;T:0→15→2
Method details: 0→22→25:A:10→20→20→10→10

注：证书信息仅供参考，以产品附带证书为准。