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

Furaltadone Hydrochloride

CAS: 3759-92-0
Formula: C₁₃H₁₇ClN₄O₆
MW: 360.75 g/mol

VQ-037456

Reference Standard

Furosemide sodium

CAS: 41733-55-5
Formula: C₁₂H₁₀ClN₂NaO₅S
MW: 352.73 g/mol

VQ-045153

Reference Standard

Fursultiamine Hydrochloride

CAS: 2105-43-3
Formula: C₁₇H₂₇ClN₄O₃S₂
MW: 435 g/mol

VQ-048484

Reference Standard

Futibatinib

CAS: 1448169-71-8
Formula: C₂₂H₂₂N₆O₃
MW: 418.4 g/mol

VQ-045062

Reference Standard

Gabapentin Enacarbil WS

CAS: 478296-72-9
Formula: C₁₆H₂₇NO₆
MW: 329.39 g/mol

In stock

Reference Standard

Gabapentin WS

CAS: 60142-96-3
Formula: C₉H₁₇NO₂
MW: 171.24 g/mol

In stock

Reference Standard

Gadobenate Dimeglumine

CAS: 127000-20-8
Formula: C₃₆H₆₂GdN₅O₂₁
MW: 1058.1 g/mol

VQ-037472

Reference Standard

Gadobutrol monohydrate

CAS: 198637-52-4
Formula: C₁₈H₃₃GdN₄O₁₀
MW: 622.7 g/mol

VQ-030926

Reference Standard

Gadodiamide

CAS: 131410-48-5
Formula: C₁₆H₂₆GdN₅O₈
MW: 573.66 g/mol

VQ-030929

Reference Standard

Gadopentetate Monomeglumine

CAS: 92923-57-4
Formula: C₂₁H₃₇GdN₄O₁₅
MW: 742.79 g/mol

VQ-037476

Reference Standard

Gadoterate Meglumine

CAS: 92943-93-6
Formula: C₂₃H₄₂GdN₅O₁₃
MW: 753.9 g/mol

VQ-030931

Reference Standard

Gadoteridol

CAS: 120066-54-8
Formula: C₁₇H₂₉GdN₄O₇
MW: 558.7 g/mol

VQ-030932

Reference Standard

Gadoxetate Disodium

CAS: 135326-22-6
Formula: C₂₃H₂₈GdN₃Na₂O₁₁
MW: 725.7 g/mol

VQ-037477

Reference Standard

Gadoxetic acid

CAS: 135326-11-3
Formula: C₂₃H₃₀GdN₃O₁₁
MW: 681.7 g/mol

VQ-048499

Reference Standard

Galantamine

CAS: 357-70-0
Formula: C₁₇H₂₁NO₃
MW: 287.35 g/mol

VQ-025955

Reference Standard

Galanthamine Hydrobromide

CAS: 1953-04-4
Formula: C₁₇H₂₂BrNO₃
MW: 368.3 g/mol

VQ-030936

Reference Standard

Galaxolide

CAS: 1222-05-5
Formula: C₁₈H₂₆O
MW: 258.4 g/mol

VQ-045191

Reference Standard

Gallamine Triethiodide

CAS: 65-29-2
Formula: C₃₀H₆₀I₃N₃O₃
MW: 891.5 g/mol

VQ-037479

Reference Standard

Gambogic acid

CAS: 2752-65-0
Formula: C₃₈H₄₄O₈
MW: 628.7 g/mol

VQ-040565

Reference Standard

Gamithromycin

CAS: 145435-72-9
Formula: C₄₀H₇₆N₂O₁₂
MW: 777 g/mol

VQ-030938

Reference Standard

Ganaxolone

CAS: 38398-32-2
Formula: C₂₂H₃₆O₂
MW: 332.5 g/mol

VQ-030940

Reference Standard

Ganciclovir Sodium

CAS: 107910-75-8
Formula: C₉H₁₂N₅NaO₄
MW: 277.21 g/mol

VQ-037482

Reference Standard

Ganirelix

CAS: 124904-93-4
Formula: C₈₀H₁₁₃ClN₁₈O₁₃
MW: 1570.3 g/mol

VQ-037484

Reference Standard

Ganirelix Acetate

CAS: 129311-55-3
Formula: C₈₄H₁₂₁ClN₁₈O₁₇
MW: 1690.4 g/mol

VQ-030947

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API Reference Standards

Need a price, a spec or a custom compound?