How many api reference standards do you supply?

We currently list 583 api reference standards, such as Digoxin, Doxepin, Estriol. We can also source or custom-synthesise items that are not listed.

Do api reference standards come with a COA and SDS?

Yes. Each lot is supplied with a batch Certificate of Analysis and a 16-section GHS Safety Data Sheet. Typical COAs can be shared before you order.

Can you export api reference standards to my country?

Yes. We ship worldwide by sea freight, air cargo and express courier, with export documentation, and pack hazardous materials to IATA/IMDG dangerous-goods rules.

Impurities & Reference Standards

API Reference Standards

583 api reference standards with CAS numbers, structures and specifications — batch COA and GHS SDS supplied.

3,436products

377in stock

COA + SDSwith every lot

Reference Standard

Garcinol

CAS: 78824-30-3
Formula: C₃₈H₅₀O₆
MW: 602.8 g/mol

VQ-040691

Reference Standard

Garenoxacin

CAS: 194804-75-6
Formula: C₂₃H₂₀F₂N₂O₄
MW: 426.4 g/mol

VQ-037486

Reference Standard

Gatifloxacin Sesquihydrate

CAS: 180200-66-2
Formula: C₃₈H₅₀F₂N₆O₁₁
MW: 804.8 g/mol

VQ-037487

Reference Standard

Gefapixant

CAS: 1015787-98-0
Formula: C₁₄H₁₉N₅O₄S
MW: 353.4 g/mol

VQ-025964

Reference Standard

Gefapixant Citrate

CAS: 2310299-91-1
Formula: C₂₀H₂₇N₅O₁₁S
MW: 545.5 g/mol

VQ-037488

Reference Standard

Gemcitabine

CAS: 95058-81-4
Formula: C₉H₁₁F₂N₃O₄
MW: 263.2 g/mol

VQ-030962

Reference Standard

Gemfibrozil

CAS: 25812-30-0
Formula: C₁₅H₂₂O₃
MW: 250.33 g/mol

VQ-025972

Reference Standard

Gemifloxacin

CAS: 175463-14-6
Formula: C₁₈H₂₀FN₅O₄
MW: 389.4 g/mol

VQ-037505

Reference Standard

Gemifloxacin Mesilate

CAS: 210353-53-0
Formula: C₁₉H₂₄FN₅O₇S
MW: 485.5 g/mol

VQ-025976

Reference Standard

Gemigliptin

CAS: 911637-19-9
Formula: C₁₈H₁₉F₈N₅O₂
MW: 489.4 g/mol

VQ-025977

Reference Standard

Genistin

CAS: 529-59-9
Formula: C₂₁H₂₀O₁₀
MW: 432.4 g/mol

VQ-030978

Reference Standard

Gentamicin

CAS: 1403-66-3
Formula: C₂₁H₄₃N₅O₇
MW: 477.6 g/mol

VQ-037507

Reference Standard

Gepirone

CAS: 83928-76-1
Formula: C₁₉H₂₉N₅O₂
MW: 359.5 g/mol

VQ-025984

Reference Standard

Gepotidacin Mesylate Dihydrate

CAS: 1624306-20-2
Formula: C₂₅H₃₆N₆O₈S
MW: 580.7 g/mol

VQ-048525

Reference Standard

Gestodene

CAS: 60282-87-3
Formula: C₂₁H₂₆O₂
MW: 310.4 g/mol

VQ-025985

Reference Standard

Gestrinone

CAS: 16320-04-0
Formula: C₂₁H₂₄O₂
MW: 308.4 g/mol

VQ-037513

Reference Standard

Gibberellin A19

CAS: 6980-44-5
Formula: C₂₀H₂₆O₆
MW: 362.4 g/mol

VQ-040338

Reference Standard

Gilteritinib

CAS: 1254053-43-4
Formula: C₂₉H₄₄N₈O₃
MW: 552.7 g/mol

In stock

Reference Standard

Gilteritinib Hemifumarate

CAS: 1254053-84-3
Formula: C₆₂H₉₂N₁₆O₁₀
MW: 1221.5 g/mol

VQ-037514

Reference Standard

Gimeracil

CAS: 103766-25-2
Formula: C₅H₄ClNO₂
MW: 145.54 g/mol

VQ-025988

Reference Standard

Givinostat

CAS: 497833-27-9
Formula: C₂₄H₂₇N₃O₄
MW: 421.5 g/mol

VQ-025990

Reference Standard

Givinostat Hydrochloride Monohydrate

CAS: 732302-99-7
Formula: C₂₄H₃₀ClN₃O₅
MW: 476 g/mol

VQ-048530

Reference Standard

Glabridin

CAS: 59870-68-7
Formula: C₂₀H₂₀O₄
MW: 324.4 g/mol

VQ-030996

Reference Standard

Glasdegib

CAS: 1095173-27-5
Formula: C₂₁H₂₂N₆O
MW: 374.4 g/mol

VQ-030997

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API Reference Standards

Need a price, a spec or a custom compound?