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

Tafamidis Meglumine

CAS: 951395-08-7
Formula: C₂₁H₂₄Cl₂N₂O₈
MW: 503.3 g/mol

In stock

Reference Standard

Tafenoquine

CAS: 106635-80-7
Formula: C₂₄H₂₈F₃N₃O₃
MW: 463.5 g/mol

VQ-034027

Reference Standard

Tafluprost

CAS: 209860-87-7
Formula: C₂₅H₃₄F₂O₅
MW: 452.5 g/mol

VQ-034028

Reference Standard

Talampicillin

CAS: 47747-56-8
Formula: C₂₄H₂₃N₃O₆S
MW: 481.5 g/mol

VQ-043792

Reference Standard

Talazoparib

CAS: 1207456-01-6
Formula: C₁₉H₁₄F₂N₆O
MW: 380.4 g/mol

VQ-042353

Reference Standard

Talazoparib Tosylate

CAS: 1373431-65-2
Formula: C₂₆H₂₂F₂N₆O₄S
MW: 552.6 g/mol

VQ-035315

Reference Standard

Tamoxifen

CAS: 10540-29-1
Formula: C₂₆H₂₉NO
MW: 371.5 g/mol

VQ-034030

Reference Standard

Tamoxifen citrate

CAS: 54965-24-1
Formula: C₃₂H₃₇NO₈
MW: 563.6 g/mol

VQ-028192

Reference Standard

Tamsulosin

CAS: 106133-20-4
Formula: C₂₀H₂₈N₂O₅S
MW: 408.5 g/mol

VQ-007776

Reference Standard

Tamsulosin Hydrochloride

CAS: 106463-17-6
Formula: C₂₀H₂₉ClN₂O₅S
MW: 445 g/mol

In stock

Reference Standard

Tandospirone

CAS: 87760-53-0
Formula: C₂₁H₂₉N₅O₂
MW: 383.5 g/mol

VQ-042367

Reference Standard

Tandospirone (citrate)

CAS: 112457-95-1
Formula: C₂₇H₃₇N₅O₉
MW: 575.6 g/mol

VQ-034042

Reference Standard

Tapentadol Hydrochloride

CAS: 175591-09-0
Formula: C₁₄H₂₄ClNO
MW: 257.8 g/mol

VQ-034902

Reference Standard

Tapinarof

CAS: 79338-84-4
Formula: C₁₇H₁₈O₂
MW: 254.32 g/mol

In stock

Reference Standard

Tashinone IIA

CAS: 568-72-9
Formula: C₁₉H₁₈O₃
MW: 294.3 g/mol

VQ-040370

Reference Standard

Tasimelteon

CAS: 609799-22-6
Formula: C₁₅H₁₉NO₂
MW: 245.32 g/mol

VQ-034050

Reference Standard

Taspine

CAS: 602-07-3
Formula: C₂₀H₁₉NO₆
MW: 369.4 g/mol

VQ-042372

Reference Standard

Taurocholic Acid Sodium Salt Hydrate

CAS: 345909-26-4
Formula: C₂₆H₄₆NNaO₈S
MW: 555.7 g/mol

VQ-019568

Reference Standard

Taurodeoxychloic Acid

CAS: 516-50-7
Formula: C₂₆H₄₅NO₆S
MW: 499.7 g/mol

VQ-034509

Reference Standard

Taurolidine

CAS: 19388-87-5
Formula: C₇H₁₆N₄O₄S₂
MW: 284.4 g/mol

VQ-034059

Reference Standard

Taurolithocholic acid

CAS: 516-90-5
Formula: C₂₆H₄₅NO₅S
MW: 483.7 g/mol

VQ-044569

Reference Standard

Tauroursodeoxycholic acid

CAS: 14605-22-2
Formula: C₂₆H₄₅NO₆S
MW: 499.7 g/mol

VQ-042776

Reference Standard

Taurultam

CAS: 38668-01-8
Formula: C₃H₈N₂O₂S
MW: 136.18 g/mol

VQ-042373

Reference Standard

Tavaborole

CAS: 174671-46-6
Formula: C₇H₆BFO₂
MW: 151.93 g/mol

In stock

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API Reference Standards

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