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CAS 643-79-8 O-Phthalaldehyde OPA Analytical Standard 99% Certified Reference for Method Validation
CAS 643-79-8 O-Phthalaldehyde OPA Analytical Standard 99% Certified Reference for Method Validation
Specifications
Appearance :
Yellow crystalline powder
Molecular Weight :
134.13 g/mol
Grade :
Analytical Standard/CRM
Traceability :
NIST-traceable
Packaging Details :
1kg/5kg/25kg HDPE drum with inner aluminum foil bag, or customized packaging per customer requirements
Certification :
ISO 9001:2015, COA
Brand Name :
ECER Chemical
CAS Number :
643-79-8
Supply Ability :
5000 Kilograms per Month
Price :
USD 50-200 / Kilogram
Purity :
≥99% (HPLC)
Delivery Time :
3-7 working days for stock, 15-25 days for bulk production
Payment Terms :
T/T, L/C, PayPal, Western Union
Place of Origin :
Hubei, China
Molecular Formula :
C8H6O2
MOQ :
1 Kilogram
Model Number :
OPA-99-08
Description

CAS 643-79-8 O-Phthalaldehyde OPA Analytical Standard

Our O-Phthalaldehyde OPA CAS 643-79-8 is a 99% purity analytical standard designed for method validation, system suitability testing, and routine quality control in analytical laboratories. This certified reference material (CRM) provides the accuracy and traceability required for regulated analytical workflows.

Intended Use

  • HPLC and GC system suitability testing for O-Phthalaldehyde assays
  • Method validation and linearity studies per ICH Q2(R1) guidelines
  • Calibration standard preparation for quantitative analysis
  • QC reference in pharmaceutical and disinfectant product release testing
  • CAS 643-79-8 identity confirmation by retention time matching

Certification & Documentation

  • Certified purity value with expanded measurement uncertainty (k=2)
  • Full traceability chain to NIST where applicable
  • Comprehensive certificate including HPLC purity, water content, and residual solvents
  • Storage and handling recommendations for maximum stability

Packaging

Supplied in 100mg and 500mg amber glass vials sealed under inert atmosphere. Certificate of Analysis included with every unit.

Contact us to order your analytical standard or discuss custom CRM requirements for your laboratory.

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CAS 643-79-8 O-Phthalaldehyde OPA Analytical Standard 99% Certified Reference for Method Validation

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Product Detail
Appearance :
Yellow crystalline powder
Molecular Weight :
134.13 g/mol
Grade :
Analytical Standard/CRM
Traceability :
NIST-traceable
Packaging Details :
1kg/5kg/25kg HDPE drum with inner aluminum foil bag, or customized packaging per customer requirements
Certification :
ISO 9001:2015, COA
Contact Supplier
CAS 643-79-8 O-Phthalaldehyde OPA Analytical Standard 99% Certified Reference for Method Validation

ADDE TECHNOLOGY CO.,LTD

Verified Supplier
2 Years
shandong, weifang
Since 2004
Business Type :
Agent, Exporter, Trading Company, Seller
Main Products :
Methacrylic Anhydride, DMCD, Dimethylaminopropylamine DMAPA
Total Annual :
5,000,000-10,000,000
Employee Number :
>50
Certification Level :
Verified Supplier
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