Reference Standards

Reference Standards

Reference standards are highly purified, well-characterized substances used to verify the identity, purity, potency, and analytical performance of laboratory measurements. They serve as essential benchmarks in chemical analysis, pharmaceutical quality control, environmental monitoring, and food testing. Reference standards ensure the accuracy and reproducibility of analytical methods by providing traceable calibration materials compliant with international metrological guidelines. Their preparation involves rigorous purification, structural confirmation, stability testing, and certification of assigned values. These standards are critical for method development, instrument calibration, system suitability testing, and regulatory compliance. By establishing analytical comparability across laboratories and industries, reference standards support scientific reliability and strengthen global quality assurance frameworks.

Carbocisteine Impurity 5 CAS NO 118492-49-2

Unit Price:Get Price

CAS No.:118492-49-2

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Sagittatoside C CAS NO 118525-37-4

Unit Price:Get Price

CAS No.:118525-37-4

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

5-Acetamido-9-(3-Fluoresceinylthioureido)-3,5,9-Trideoxy-2-Nonulosonsonic Acid CAS NO 118694-47-6

Unit Price:Get Price

CAS No.:118694-47-6

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Humulone, Compd. With 4,5 - Dimethyl - O - Phenylenediamine (6Ci) CAS NO 118764-42-4

Unit Price:Get Price

CAS No.:118764-42-4

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

D-Amphetamine-D3 Sulfate Salt CAS NO 119039-59-7

Unit Price:Get Price

CAS No.:119039-59-7

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Cholanthrene-9,10-Diol CAS NO 119053-19-9

Unit Price:Get Price

CAS No.:119053-19-9

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Pectenotoxin CAS NO 119166-88-0

Unit Price:Get Price

CAS No.:119166-88-0

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

2-Deacetoxytaxinine J CAS NO 119347-14-7

Unit Price:Get Price

CAS No.:119347-14-7

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Go to Page

Why choose US

Trusted Manufacturer

With our own production facilities, we ensure consistent quality, reliable supply, and full traceability.

Rigorous Quality Assurance

Each batch undergoes strict QC, accompanied by COA, MSDS, and full compliance with international standards.

Advanced R&D Expertise

Our in-house lab drives process innovation, new product development, and tailored synthesis solutions.