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

Adamantane Potassium Salt

CAS: 1315489-41-8
Formula: C₁₀H₁₆.K
MW: 175.3 g/mol

VQ-007304

Reference Standard

Adamantane Sodium Salt

CAS: 609812-42-2
Formula: C₁₀H₁₆.Na
MW: 159.2 g/mol

VQ-007305

Reference Standard

Adapalene

CAS: 106685-40-9
Formula: C₂₈H₂₈O₃
MW: 412.5 g/mol

In stock

Reference Standard

Adefovir

CAS: 106941-25-7
Formula: C₈H₁₂N₅O₄P
MW: 273.19 g/mol

VQ-043482

Reference Standard

Adiphenine Hydrochloride

CAS: 50-42-0
Formula: C₂₀H₂₆ClNO₂
MW: 347.9 g/mol

VQ-021434

Reference Standard

Adrenochrome

CAS: 54-06-8
Formula: C₉H₉NO₃
MW: 179.17 g/mol

VQ-024152

Reference Standard

Advantame

CAS: 714229-20-6
Formula: C₂₄H₃₂N₂O₈
MW: 476.5 g/mol

VQ-047345

Reference Standard

Afatinib

CAS: 850140-72-6
Formula: C₂₄H₂₅ClFN₅O₃
MW: 485.9 g/mol

VQ-024153

Reference Standard

Afatinib dimaleate

CAS: 850140-73-7
Formula: C₃₂H₃₃ClFN₅O₁₁
MW: 718.1 g/mol

VQ-021442

Reference Standard

Aficamten

CAS: 2364554-48-1
Formula: C₁₈H₁₉N₅O₂
MW: 337.4 g/mol

VQ-029050

Reference Standard

Aflatoxin

CAS: 1402-68-2
Formula: C₁₇H₁₂O₇
MW: 328.27 g/mol

VQ-035635

Reference Standard

Aflibercept

CAS: 862111-32-8

VQ-047348

Reference Standard

Afobazole

CAS: 173352-21-1
Formula: C₁₅H₂₁N₃O₂S
MW: 307.4 g/mol

VQ-024161

Reference Standard

Agaric Acid

CAS: 666-99-9
Formula: C₂₂H₄₀O₇
MW: 416.5 g/mol

VQ-039534

Reference Standard

Agnuside

CAS: 11027-63-7
Formula: C₂₂H₂₆O₁₁
MW: 466.4 g/mol

VQ-029052

Reference Standard

Alachlor

CAS: 15972-60-8
Formula: C₁₄H₂₀ClNO₂
MW: 269.77 g/mol

VQ-035639

Reference Standard

Alcaftadine

CAS: 147084-10-4
Formula: C₁₉H₂₁N₃O
MW: 307.4 g/mol

VQ-021475

Reference Standard

Alclometasone

CAS: 67452-97-5
Formula: C₂₂H₂₉ClO₅
MW: 408.9 g/mol

VQ-044750

Reference Standard

Alclometasone Dipropionate

CAS: 66734-13-2
Formula: C₂₈H₃₇ClO₇
MW: 521 g/mol

VQ-021536

Reference Standard

Aldosterone

CAS: 52-39-1
Formula: C₂₁H₂₈O₅
MW: 360.4 g/mol

VQ-035646

Reference Standard

Aldox

CAS: 45267-19-4
Formula: C₁₉H₄₀N₂O
MW: 312.5 g/mol

VQ-041025

Reference Standard

Alectinib

CAS: 1256580-46-7
Formula: C₃₀H₃₄N₄O₂
MW: 482.6 g/mol

In stock

Reference Standard

Alectinib Hydrochloride

CAS: 1256589-74-8
Formula: C₃₀H₃₅ClN₄O₂
MW: 519.1 g/mol

In stock

Reference Standard

Alendronic Acid

CAS: 66376-36-1
Formula: C₄H₁₃NO₇P₂
MW: 249.1 g/mol

VQ-021483

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API Reference Standards

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