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Allopurinol Pharmaceutical Reference Standards
[13C4]-Allopurinol
Allopurinol Stable Isotopes
CS-EK-02123

[13C4]-Allopurinol

Allopurinol Stable Isotopes
Allopurinol 13C 15N2
Allopurinol Stable Isotopes
CS-O-03343

Allopurinol 13C 15N2

Allopurinol Stable Isotopes
Allopurinol 13C4
Allopurinol Stable Isotopes
CS-O-15455

Allopurinol 13C4

Allopurinol Stable Isotopes
Allopurinol D2
Allopurinol Stable Isotopes
CS-O-03126

Allopurinol D2

Allopurinol Stable Isotopes
Allopurinol-13C,15N2, D2
Allopurinol Stable Isotopes
CS-EO-02398

Allopurinol-13C,15N2, D2

Allopurinol Stable Isotopes
Allopurinol
Allopurinol API Standards
CS-O-07146

Allopurinol

Allopurinol API Standards
Oxypurinol
Allopurinol API Standards
CS-O-02049

Oxypurinol

Allopurinol API Standards
(Z)-2-cyano-3-morpholinoacrylamide
Allopurinol Impurities
CS-O-46766

(Z)-2-cyano-3-morpholinoacrylamide

Allopurinol Impurities
2-Cyano-3-morpholinoacrylamide
Allopurinol Impurities
CS-O-47831

2-Cyano-3-morpholinoacrylamide

Allopurinol Impurities
7N-[1-(2-Carboxy)ethyl]allopurinol
Allopurinol Impurities
CS-T-50319

7N-[1-(2-Carboxy)ethyl]allopurinol

Allopurinol Impurities
Allopurinol EP Impurity B
Allopurinol Impurities
CS-O-07141

Allopurinol EP Impurity B

Allopurinol Impurities
Allopurinol EP Impurity B -Formate salt
Allopurinol Impurities
CS-O-40326

Allopurinol EP Impurity B -Formate salt

Allopurinol Impurities
Allopurinol EP Impurity C
Allopurinol Impurities
CS-O-07142

Allopurinol EP Impurity C

Allopurinol Impurities
Allopurinol EP Impurity D
Allopurinol Impurities
CS-O-07143

Allopurinol EP Impurity D

Allopurinol Impurities
Allopurinol EP Impurity E
Allopurinol Impurities
CS-O-07144

Allopurinol EP Impurity E

Allopurinol Impurities
Allopurinol EP Impurity H
Allopurinol Impurities
CS-T-102285

Allopurinol EP Impurity H

Allopurinol Impurities
Allopurinol Nitrile Hydrochloride Impurity
Allopurinol Impurities
CS-EO-03302

Allopurinol Nitrile Hydrochloride Impurity

Allopurinol Impurities
Allopurinol Nitrile Impurity
Allopurinol Impurities
CS-O-07145

Allopurinol Nitrile Impurity

Allopurinol Impurities
Allopurinol Related compound F
Allopurinol Impurities
CS-T-13617

Allopurinol Related compound F

Allopurinol Impurities
N-Nitroso Allopurinol
Allopurinol Impurities
CS-O-38911

N-Nitroso Allopurinol

Allopurinol Impurities
3-Amino-4-pyrazolecarboxamide hemisulfate salt
Allopurinol Intermediates
CS-O-07140

3-Amino-4-pyrazolecarboxamide hemisulfate salt

Allopurinol Intermediates
Allopurinol riboside
Allopurinol Intermediates
CS-T-65189

Allopurinol riboside

Allopurinol Intermediates
Allopurinol (A0350000)
Allopurinol EP Standards
CS-EG-00526

Allopurinol (A0350000)

Allopurinol EP Standards
ALLOPURINOL IMPURITY A (A0350010)
Allopurinol EP Standards
CS-EG-03066

ALLOPURINOL IMPURITY A (A0350010)

Allopurinol EP Standards
Allopurinol impurity A(Secondary Standards traceble to EP)
Allopurinol Secondary Standards
CS-ER-02359

Allopurinol impurity A(Secondary Standards traceble to EP)

Allopurinol Secondary Standards
Allopurinol impurity B (A0350020)
Allopurinol EP Standards
CS-EG-00058

Allopurinol impurity B (A0350020)

Allopurinol EP Standards
Allopurinol impurity B(Secondary Standards traceble to EP)
Allopurinol Secondary Standards
CS-ER-02305

Allopurinol impurity B(Secondary Standards traceble to EP)

Allopurinol Secondary Standards
Allopurinol impurity C (A0350030)
Allopurinol EP Standards
CS-EG-00059

Allopurinol impurity C (A0350030)

Allopurinol EP Standards
Allopurinol impurity C(Secondary Standards traceble to EP)
Allopurinol Secondary Standards
CS-ER-02306

Allopurinol impurity C(Secondary Standards traceble to EP)

Allopurinol Secondary Standards
Allopurinol impurity D (A0350040)
Allopurinol EP Standards
CS-EG-00060

Allopurinol impurity D (A0350040)

Allopurinol EP Standards
Allopurinol impurity D(Secondary Standards traceble to EP)
Allopurinol Secondary Standards
CS-ER-02307

Allopurinol impurity D(Secondary Standards traceble to EP)

Allopurinol Secondary Standards
Allopurinol impurity E (A0350050)
Allopurinol EP Standards
CS-EG-00061

Allopurinol impurity E (A0350050)

Allopurinol EP Standards
Allopurinol impurity E(Secondary Standards traceble to EP)
Allopurinol Secondary Standards
CS-ER-02308

Allopurinol impurity E(Secondary Standards traceble to EP)

Allopurinol Secondary Standards
Allopurinol Ref. Standard IP
Allopurinol Secondary Standards
CS-ER-03028

Allopurinol Ref. Standard IP

Allopurinol Secondary Standards
Allopurinol Related Compound A (I0M517)
Allopurinol USP Standards
CS-EB-00066

Allopurinol Related Compound A (I0M517)

Allopurinol USP Standards
Allopurinol Related Compound A(Secondary Standards traceble to USP)
Allopurinol Secondary Standards
CS-ER-00058

Allopurinol Related Compound A(Secondary Standards traceble to USP)

Allopurinol Secondary Standards
Allopurinol Related Compound B (R02700)
Allopurinol USP Standards
CS-EB-00065

Allopurinol Related Compound B (R02700)

Allopurinol USP Standards
Allopurinol Related Compound B(Secondary Standards traceble to USP)
Allopurinol Secondary Standards
CS-ER-00057

Allopurinol Related Compound B(Secondary Standards traceble to USP)

Allopurinol Secondary Standards
Allopurinol Related Compound C (R00781)
Allopurinol USP Standards
CS-EB-00067

Allopurinol Related Compound C (R00781)

Allopurinol USP Standards
Allopurinol Related Compound C(Secondary Standards traceble to USP)
Allopurinol Secondary Standards
CS-ER-00059

Allopurinol Related Compound C(Secondary Standards traceble to USP)

Allopurinol Secondary Standards
Allopurinol Related Compound D (F0G085)
Allopurinol USP Standards
CS-EB-00068

Allopurinol Related Compound D (F0G085)

Allopurinol USP Standards
Allopurinol Related Compound D(Secondary Standards traceble to USP)
Allopurinol Secondary Standards
CS-ER-00060

Allopurinol Related Compound D(Secondary Standards traceble to USP)

Allopurinol Secondary Standards
Allopurinol Related Compound E (R014H0)
Allopurinol USP Standards
CS-EB-00069

Allopurinol Related Compound E (R014H0)

Allopurinol USP Standards
Allopurinol Related Compound E(Secondary Standards traceble to USP)
Allopurinol Secondary Standards
CS-ER-00061

Allopurinol Related Compound E(Secondary Standards traceble to USP)

Allopurinol Secondary Standards
Allopurinol Related Compound F (R028V0)
Allopurinol USP Standards
CS-EB-00070

Allopurinol Related Compound F (R028V0)

Allopurinol USP Standards
Allopurinol Related Compound F(Secondary Standards traceble to USP)
Allopurinol Secondary Standards
CS-ER-00062

Allopurinol Related Compound F(Secondary Standards traceble to USP)

Allopurinol Secondary Standards