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

Acitretin (Potassium)

CAS: 925701-89-9
Formula: C₂₁H₂₆O₃.K
MW: 365.53 g/mol

VQ-007288

Reference Standard

Acitretin (Sodium)

CAS: 925701-88-8
Formula: C₂₁H₂₅NaO₃
MW: 348.4 g/mol

VQ-007289

Reference Standard

Acitretin WS

CAS: 55079-83-9
Formula: C₂₁H₂₆O₃
MW: 326.4 g/mol

In stock

Reference Standard

Aclidinium Bromide

CAS: 320345-99-1
Formula: C₂₆H₃₀BrNO₄S₂
MW: 564.6 g/mol

VQ-029016

Reference Standard

Aclonifen

CAS: 74070-46-5
Formula: C₁₂H₉ClN₂O₃
MW: 264.66 g/mol

VQ-023381

Reference Standard

Acoltremon

CAS: 68489-09-8
Formula: C₁₈H₂₇NO₂
MW: 289.4 g/mol

VQ-035600

Reference Standard

Acoramidis

CAS: 1446711-81-4
Formula: C₁₅H₁₇FN₂O₃
MW: 292.3 g/mol

In stock

Reference Standard

Acoramidis Hydrochloride

CAS: 2242751-53-5
Formula: C₁₅H₁₈ClFN₂O₃
MW: 328.76 g/mol

In stock

Reference Standard

Acotiamide

CAS: 185106-16-5
Formula: C₂₁H₃₀N₄O₅S
MW: 450.6 g/mol

VQ-007293

Reference Standard

Acotiamide Hydrochloride

CAS: 185104-11-4
Formula: C₂₁H₃₇ClN₄O₈S
MW: 541.1 g/mol

VQ-007294

Reference Standard

Acotiamide Hydrochloride Hydrate

CAS: 1690329-04-4
Formula: C₂₁H₃₀N₄O₅S.ClH.H₂O
MW: 505.02 g/mol

In stock

Reference Standard

Acotiamide hydrochloride hydrate

CAS: 773092-05-0
Formula: C₂₁H₃₇ClN₄O₈S
MW: 541.1 g/mol

VQ-038837

Reference Standard

Acrinathrin

CAS: 101007-06-1
Formula: C₂₆H₂₁F₆NO₅
MW: 541.4 g/mol

VQ-045182

Reference Standard

Acrivastine

CAS: 87848-99-5
Formula: C₂₂H₂₄N₂O₂
MW: 348.4 g/mol

VQ-020727

Reference Standard

Acrolein

CAS: 107-02-8
Formula: C₃H₄O
MW: 56.06 g/mol

VQ-035605

Reference Standard

Actein

CAS: 18642-44-9
Formula: C₃₇H₅₆O₁₁
MW: 676.8 g/mol

VQ-047330

Reference Standard

Acyclovir Hydrate

CAS: 93845-62-6
Formula: C₈H₁₁N₅O_3.2/3H₂O
MW: 711.65 g/mol

VQ-007296

Reference Standard

Acyclovir Hydrochloride

CAS: 1628039-62-2
Formula: C₈H₁₂ClN₅O₃
MW: 261.66 g/mol

VQ-007297

Reference Standard

Acyclovir Potassium

CAS: 192802-33-8
Formula: C₈H₁₁N₅O₃.K
MW: 264.3 g/mol

VQ-007298

Reference Standard

Acyclovir Sodium

CAS: 69657-51-8
Formula: C₈H₁₀N₅NaO₃
MW: 247.19 g/mol

VQ-007299

Reference Standard

Acyclovir Sodium Dihydrate

CAS: 261506-45-0
Formula: C₈H₁₄N₅NaO₅
MW: 283.22 g/mol

In stock

Reference Standard

Acyclovir WS

CAS: 59277-89-3
Formula: C₈H₁₁N₅O₃
MW: 225.2 g/mol

In stock

Reference Standard

Adagrasib

CAS: 2326521-71-3
Formula: C₃₂H₃₅ClFN₇O₂
MW: 604.1 g/mol

In stock

Reference Standard

Adamantane Hydrochloride

CAS: 43221-03-0
Formula: C₁₀H₁₆.ClH
MW: 172.65 g/mol

VQ-007303

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API Reference Standards

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