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

Pramipexole

CAS: 104632-26-0
Formula: C₁₀H₁₇N₃S
MW: 211.33 g/mol

VQ-007664

Reference Standard

Pramipexole Dihydrochloride

CAS: 104632-25-9
Formula: C₁₀H₁₉Cl₂N₃S
MW: 284.2 g/mol

VQ-007665

Reference Standard

Pramipexole Dihydrochloride Monohydrate

CAS: 191217-81-9
Formula: C₁₀H₂₁Cl₂N₃OS
MW: 302.3 g/mol

In stock

Reference Standard

Pramlintide

CAS: 151126-32-8
Formula: C₁₇₁H₂₆₇N₅₁O₅₃S₂
MW: 3949 g/mol

VQ-041587

Reference Standard

Pramoxine

CAS: 140-65-8
Formula: C₁₇H₂₇NO₃
MW: 293.4 g/mol

VQ-007667

Reference Standard

Pramoxine Hydrochloride

CAS: 637-58-1
Formula: C₁₇H₂₈ClNO₃
MW: 329.9 g/mol

In stock

Reference Standard

Pranlukast

CAS: 103177-37-3
Formula: C₂₇H₂₃N₅O₄
MW: 481.5 g/mol

VQ-033277

Reference Standard

Prasugrel

CAS: 150322-43-3
Formula: C₂₀H₂₀FNO₃S
MW: 373.4 g/mol

VQ-007669

Reference Standard

Prasugrel Hydrochloride

CAS: 389574-19-0
Formula: C₂₀H₂₁ClFNO₃S
MW: 409.9 g/mol

VQ-007670

Reference Standard

Pravastatin

CAS: 81093-37-0
Formula: C₂₃H₃₆O₇
MW: 424.5 g/mol

VQ-034886

Reference Standard

Pravastatin Sodium

CAS: 81131-70-6
Formula: C₂₃H₃₅NaO₇
MW: 446.5 g/mol

VQ-027578

Reference Standard

Praziquantel

CAS: 55268-74-1
Formula: C₁₉H₂₄N₂O₂
MW: 312.4 g/mol

VQ-023531

Reference Standard

Prazosin

CAS: 19216-56-9
Formula: C₁₉H₂₁N₅O₄
MW: 383.4 g/mol

VQ-043516

Reference Standard

Prednicarbate

CAS: 73771-04-7
Formula: C₂₇H₃₆O₈
MW: 488.6 g/mol

VQ-027586

Reference Standard

Prednisolone Pivalate

CAS: 1107-99-9
Formula: C₂₆H₃₆O₆
MW: 444.6 g/mol

VQ-034972

Reference Standard

Prednisolone WS

CAS: 50-24-8
Formula: C₂₁H₂₈O₅
MW: 360.4 g/mol

In stock

Reference Standard

Prednisone Phosphate

CAS: 57099-40-8
Formula: C₂₁H₂₇O₈P
MW: 438.4 g/mol

VQ-023546

Reference Standard

Prednisone WS

CAS: 53-03-2
Formula: C₂₁H₂₆O₅
MW: 358.4 g/mol

In stock

Reference Standard

Pregabalin Hydrochloride

CAS: 530085-00-8
Formula: C₈H₁₈ClNO₂
MW: 195.69 g/mol

VQ-007673

Reference Standard

Pregabalin Potassium

CAS: 914254-26-5
Formula: C₈H₁₇NO₂.K
MW: 198.33 g/mol

VQ-007674

Reference Standard

Pregabalin Sodium

CAS: 914254-22-1
Formula: C₈H₁₆NNaO₂
MW: 181.21 g/mol

VQ-007675

Reference Standard

Pregnenolone

CAS: 145-13-1
Formula: C₂₁H₃₂O₂
MW: 316.5 g/mol

VQ-041652

Reference Standard

Pretomanid

CAS: 187235-37-6
Formula: C₁₄H₁₂F₃N₃O₅
MW: 359.26 g/mol

VQ-027619

Reference Standard

Pridinol

CAS: 511-45-5
Formula: C₂₀H₂₅NO
MW: 295.4 g/mol

VQ-041659

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API Reference Standards

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