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

Linaclotide Acetate

CAS: 851199-60-5
Formula: C₆₁H₈₃N₁₅O₂₃S₆
MW: 1586.8 g/mol

VQ-048891

Reference Standard

Linagliptin

CAS: 668270-12-0
Formula: C₂₅H₂₈N₈O₂
MW: 472.5 g/mol

In stock

Reference Standard

Linagliptin Hydrobromide

CAS: 1233245-11-8
Formula: C₂₅H₂₈N₈O₂
MW: 472.5 g/mol

VQ-007546

Reference Standard

Linagliptin Hydrochloride

CAS: 1233245-20-9
Formula: C₂₅H₂₈N₈O₂.ClH
MW: 509 g/mol

VQ-007547

Reference Standard

Lincomycin

CAS: 154-21-2
Formula: C₁₈H₃₄N₂O₆S
MW: 406.5 g/mol

VQ-025025

Reference Standard

Lincomycin B Hydrochloride

CAS: 11021-35-5
Formula: C₁₇H₃₃ClN₂O₆S
MW: 429 g/mol

VQ-031575

Reference Standard

Lincomycin Hydrochloride Monohydrate

CAS: 7179-49-9
Formula: C₁₈H₃₇ClN₂O₇S
MW: 461 g/mol

VQ-026489

Reference Standard

Lindane

CAS: 58-89-9
Formula: C₆H₆Cl₆
MW: 290.8 g/mol

VQ-038059

Reference Standard

Linerixibat

CAS: 1345982-69-5
Formula: C₂₈H₃₈N₂O₇S
MW: 546.7 g/mol

VQ-040901

Reference Standard

Linezolid

CAS: 165800-03-3
Formula: C₁₆H₂₀FN₃O₄
MW: 337.35 g/mol

In stock

Reference Standard

Linolenic Acid

CAS: 463-40-1
Formula: C₁₈H₃₀O₂
MW: 278.4 g/mol

VQ-032612

Reference Standard

Linuron

CAS: 330-55-2
Formula: C₉H₁₀Cl₂N₂O₂
MW: 249.09 g/mol

VQ-038922

Reference Standard

Lipoic Acid

CAS: 1200-22-2
Formula: C₈H₁₃O₂S₂-
MW: 205.3 g/mol

VQ-034199

Reference Standard

Liquiritigenin

CAS: 69097-97-8
Formula: C₁₅H₁₂O₄
MW: 256.25 g/mol

VQ-039910

Reference Standard

Liraglutide

CAS: 204656-20-2
Formula: C₁₇₂H₂₆₅N₄₃O₅₁
MW: 3751 g/mol

VQ-031399

Reference Standard

Lisinopril

CAS: 76547-98-3
Formula: C₂₁H₃₁N₃O₅
MW: 405.5 g/mol

VQ-007549

Reference Standard

Lisinopril Dihydrate

CAS: 83915-83-7
Formula: C₂₁H₃₅N₃O₇
MW: 441.5 g/mol

In stock

Reference Standard

Lixisenatide

CAS: 320367-13-3
Formula: C₂₁₅H₃₄₇N₆₁O₆₅S
MW: 4858 g/mol

VQ-039240

Reference Standard

Lixivaptan

CAS: 168079-32-1
Formula: C₂₇H₂₁ClFN₃O₂
MW: 473.9 g/mol

VQ-048914

Reference Standard

Lobeglitazone

CAS: 607723-33-1
Formula: C₂₄H₂₄N₄O₅S
MW: 480.5 g/mol

VQ-038095

Reference Standard

Lobeglitazone sulfate

CAS: 763108-62-9
Formula: C₂₄H₂₆N₄O₉S₂
MW: 578.6 g/mol

VQ-038093

Reference Standard

Lobeline Hydrochloride

CAS: 134-63-4
Formula: C₂₂H₂₈ClNO₂
MW: 373.9 g/mol

VQ-038096

Reference Standard

Lobucavir

CAS: 127759-89-1
Formula: C₁₁H₁₅N₅O₃
MW: 265.27 g/mol

VQ-038097

Reference Standard

Lofepramine

CAS: 23047-25-8
Formula: C₂₆H₂₇ClN₂O
MW: 419 g/mol

VQ-038099

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API Reference Standards

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