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VAQORACHEMICALS
Industry

Chemicals for Pharmaceuticals

APIs, intermediates, impurity standards, excipient-grade materials and analytical solvents for drug manufacturers and QC labs.

Products for Pharmaceuticals

Reference Standard
Staurosporine chemical structure
Staurosporine
CAS
62996-74-1
Formula
C28H26N4O3
MW
466.5 g/mol
VQ-033944
Reference Standard
Stavudine chemical structure
Stavudine
CAS
3056-17-5
Formula
C10H12N2O4
MW
224.21 g/mol
VQ-023794
Reference Standard
Stearic Acid chemical structure
Stearic Acid
CAS
57-11-4
Formula
C18H36O2
MW
284.5 g/mol
VQ-008633
Reference Standard
Stearidonic Acid chemical structure
Stearidonic Acid
CAS
20290-75-9
Formula
C18H28O2
MW
276.4 g/mol
VQ-037645
Reference Standard
Sterigmatocystin chemical structure
Sterigmatocystin
CAS
10048-13-2
Formula
C18H12O6
MW
324.3 g/mol
VQ-039072
Reference Standard
Steviol chemical structure
Steviol
CAS
471-80-7
Formula
C20H30O3
MW
318.4 g/mol
VQ-039821
Reference Standard
Stiripentol chemical structure
Stiripentol
CAS
49763-96-4
Formula
C14H18O3
MW
234.29 g/mol
VQ-028121
Reference Standard
Stiripentol-d9 chemical structure
Stiripentol-d9
CAS
1185239-64-8
Formula
C14H18O3
MW
243.35 g/mol
VQ-033950
Reference Standard
Streptomycin A chemical structure
Streptomycin A
CAS
57-92-1
Formula
C21H39N7O12
MW
581.6 g/mol
VQ-033951
Reference Standard
Streptomycin B chemical structure
Streptomycin B
CAS
128-45-0
Formula
C27H49N7O17
MW
743.7 g/mol
VQ-033953
Reference Standard
Strontium Ranelate chemical structure
Strontium Ranelate
CAS
135459-87-9
Formula
C12H6N2O8SSr2
MW
513.5 g/mol
VQ-042279

FAQs

Do you supply both APIs and the impurity standards needed to test them?

Yes. Many buyers source an API and its related impurity or working standards together, which simplifies qualification. Availability of specific standards is confirmed per molecule.

Can you provide DMF or CEP support for APIs?

Where the manufacturing site holds a DMF, CEP or similar filing, a letter of access or copy can usually be arranged. We confirm this per product before quoting.

Are your solvents suitable for pharmaceutical QC?

HPLC, LC-MS and GC headspace grades are available with specifications suited to pharmacopoeial methods, and each batch ships with a COA and GHS SDS.

Which Incoterms do you offer to pharmaceutical buyers?

We offer EXW, FOB, CFR, CIF and DAP. Temperature-sensitive or small-quantity items usually move by air, while bulk APIs and solvents often move by sea.

Need a price, a spec or a custom compound?

Send us your list — product names or CAS numbers, grade, quantity and destination. Our team replies with a formal quotation, COA and lead time.