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

Tazobactam Sodium

CAS: 89785-84-2
Formula: C₁₀H₁₁N₄NaO₅S
MW: 322.28 g/mol

VQ-034069

Reference Standard

Tebipenem

CAS: 161715-21-5
Formula: C₁₆H₂₁N₃O₄S₂
MW: 383.5 g/mol

VQ-042379

Reference Standard

Tebipenem pivoxil

CAS: 161715-24-8
Formula: C₂₂H₃₁N₃O₆S₂
MW: 497.6 g/mol

VQ-034071

Reference Standard

Tebuconazole

CAS: 107534-96-3
Formula: C₁₆H₂₂ClN₃O
MW: 307.82 g/mol

VQ-038927

Reference Standard

Tebufenozide

CAS: 112410-23-8
Formula: C₂₂H₂₈N₂O₂
MW: 352.5 g/mol

VQ-039664

Reference Standard

Tedizolid

CAS: 856866-72-3
Formula: C₁₇H₁₅FN₆O₃
MW: 370.3 g/mol

VQ-023848

Reference Standard

Tedizolid Phosphate

CAS: 856867-55-5
Formula: C₁₇H₁₆FN₆O₆P
MW: 450.3 g/mol

VQ-028217

Reference Standard

Teduglutide

CAS: 197922-42-2
Formula: C₁₆₄H₂₅₂N₄₄O₅₅S
MW: 3752.1 g/mol

VQ-042382

Reference Standard

Tefluthrin

CAS: 79538-32-2
Formula: C₁₇H₁₄ClF₇O₂
MW: 418.7 g/mol

VQ-042383

Reference Standard

Tegafur

CAS: 17902-23-7
Formula: C₈H₉FN₂O₃
MW: 200.17 g/mol

VQ-034075

Reference Standard

Tegaserod Maleate

CAS: 189188-57-6
Formula: C₂₀H₂₇N₅O₅
MW: 417.5 g/mol

VQ-042384

Reference Standard

Tegoprazan

CAS: 942195-55-3
Formula: C₂₀H₁₉F₂N₃O₃
MW: 387.4 g/mol

VQ-028222

Reference Standard

Telavancin

CAS: 372151-71-8
Formula: C₈₀H₁₀₆Cl₂N₁₁O₂₇P
MW: 1755.6 g/mol

VQ-034080

Reference Standard

Telavancin Hydrochloride

CAS: 560130-42-9
Formula: C₈₀H₁₀₇Cl₃N₁₁O₂₇P
MW: 1792.1 g/mol

VQ-042391

Reference Standard

Telbivudine

CAS: 3424-98-4
Formula: C₁₀H₁₄N₂O₅
MW: 242.23 g/mol

VQ-034081

Reference Standard

Telimisartan WS (N-1)

Formula: C₃₃H₃₆N₄O₂
MW: 514.62 g/mol

VQ-007780

Reference Standard

Telithromycin

CAS: 191114-48-4
Formula: C₄₃H₆₅N₅O₁₀
MW: 812 g/mol

VQ-044317

Reference Standard

Telmisartan WS

CAS: 144701-48-4
Formula: C₃₃H₃₀N₄O₂
MW: 514.6 g/mol

In stock

Reference Standard

Tembotrione

CAS: 335104-84-2
Formula: C₁₇H₁₆ClF₃O₆S
MW: 440.8 g/mol

VQ-042401

Reference Standard

Temocillin Disodium

CAS: 61545-06-0
Formula: C₁₆H₁₆N₂Na₂O₇S₂
MW: 458.4 g/mol

VQ-042404

Reference Standard

Temsirolimus

CAS: 162635-04-3
Formula: C₅₆H₈₇NO₁₆
MW: 1030.3 g/mol

VQ-034090

Reference Standard

Tenapanor Hydrochloride

CAS: 1234365-97-9
Formula: C₅₀H₆₈Cl₆N₈O₁₀S₂
MW: 1218 g/mol

VQ-034092

Reference Standard

Teneligliptin

CAS: 760937-92-6
Formula: C₂₂H₃₀N₆OS
MW: 426.6 g/mol

VQ-028240

Reference Standard

Teneligliptin Hydrobromide

CAS: 906093-29-6
Formula: C₄₄H₆₅Br₅N₁₂O₂S₂
MW: 1257.7 g/mol

VQ-034412

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API Reference Standards

Need a price, a spec or a custom compound?