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Impurities & Reference Standards

Pharmacopoeial and non-pharmacopoeial impurities, metabolites, nitrosamines and working standards with characterisation data for QC and regulatory work.

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COA + SDSwith every lot

API Impurities 14,252 Pharmacopeial Impurities (EP / USP / BP) 4,401 Nitrosamine Impurities 650 Stable Isotope Labelled Standards (Deuterated, 13C, 15N) 1,612 Metabolites & Degradation Products 4,146 API Reference Standards 3,493

Reference Standard

Haloperidol EP Impurity A chemical structure

Haloperidol EP Impurity A

CAS: 3109-12-4
Formula: C₂₁H₂₄FNO₂
MW: 341.4 g/mol

VQ-026043

Reference Standard

Haloperidol EP Impurity B chemical structure

Haloperidol EP Impurity B

CAS: 1391052-53-1
Formula: C₂₁H₂₃ClFNO₂
MW: 375.9 g/mol

VQ-022785

Reference Standard

Haloperidol EP Impurity C chemical structure

Haloperidol EP Impurity C

CAS: 1391052-87-1
Formula: C₂₃H₂₇ClFNO₂
MW: 403.9 g/mol

VQ-022782

Reference Standard

Haloperidol EP impurity D chemical structure

Haloperidol EP impurity D

CAS: 67987-08-0
Formula: C₃₂H₃₆Cl₂N₂O₃
MW: 567.5 g/mol

VQ-022779

Reference Standard

Haloperidol EP impurity E chemical structure

Haloperidol EP impurity E

CAS: 1391054-69-5
Formula: C₂₇H₂₇ClFNO₂
MW: 452 g/mol

VQ-022783

Reference Standard

Haloperidol EP impurity F chemical structure

Haloperidol EP impurity F

CAS: 1391052-67-7
Formula: C₂₇H₂₇ClFNO₂
MW: 452 g/mol

VQ-022781

Reference Standard

Haloperidol Glucuronide chemical structure

Haloperidol Glucuronide

CAS: 100442-88-4
Formula: C₂₇H₃₁ClFNO₈
MW: 552 g/mol

VQ-034847

Reference Standard

Haloperidol Impurity 13 chemical structure

Haloperidol Impurity 13

CAS: 17135-46-5
Formula: C₁₁H₁₂ClFO
MW: 214.66 g/mol

VQ-048571

Reference Standard

Haloperidol N-Oxide chemical structure

Haloperidol N-Oxide

CAS: 148406-51-3
Formula: C₂₁H₂₃ClFNO₃
MW: 391.9 g/mol

VQ-022784

Reference Standard

Haloperidol-d4 (4-chlorophenyl-d4) chemical structure

Haloperidol-d4 (4-chlorophenyl-d4)

CAS: 1189986-59-1
Formula: C₂₁H₂₃ClFNO₂
MW: 379.9 g/mol

VQ-031055

Reference Standard

Haloxon chemical structure

CAS: 321-55-1
Formula: C₁₄H₁₄Cl₃O₆P
MW: 415.6 g/mol

VQ-037575

Reference Standard

Hamamelitannin chemical structure

CAS: 469-32-9
Formula: C₂₀H₂₀O₁₄
MW: 484.4 g/mol

VQ-039981

Reference Standard

Harmine chemical structure

CAS: 442-51-3
Formula: C₁₃H₁₂N₂O
MW: 212.25 g/mol

VQ-032967

Reference Standard

Harpagoside chemical structure

CAS: 19210-12-9
Formula: C₂₄H₃₀O₁₁
MW: 494.5 g/mol

VQ-032741

Reference Standard

Hederacoside C chemical structure

CAS: 14216-03-6
Formula: C₅₉H₉₆O₂₆
MW: 1221.4 g/mol

VQ-027247

Reference Standard

Heliotrine chemical structure

CAS: 303-33-3
Formula: C₁₆H₂₇NO₅
MW: 313.39 g/mol

VQ-031056

Reference Standard

Heliotrine N-Oxide chemical structure

Heliotrine N-Oxide

CAS: 6209-65-0
Formula: C₁₆H₂₇NO₆
MW: 329.39 g/mol

VQ-031057

Reference Standard

Hematein chemical structure

CAS: 475-25-2
Formula: C₁₆H₁₂O₆
MW: 300.26 g/mol

VQ-040613

Reference Standard

Heneicosapentaenoic Acid Ethyl Ester chemical structure

Heneicosapentaenoic Acid Ethyl Ester

CAS: 131775-86-5
Formula: C₂₃H₃₆O₂
MW: 344.5 g/mol

VQ-032397

Reference Standard

Heneicosapentaenoic Acid methyl ester chemical structure

Heneicosapentaenoic Acid methyl ester

CAS: 65919-53-1
Formula: C₂₂H₃₄O₂
MW: 330.5 g/mol

VQ-039580

Reference Standard

Henicosanoic acid chemical structure

Henicosanoic acid

CAS: 2363-71-5
Formula: C₂₁H₄₂O₂
MW: 326.6 g/mol

VQ-041015

Reference Standard

Heptachlorodibenzo-p-dioxin chemical structure

Heptachlorodibenzo-p-dioxin

CAS: 35822-46-9
Formula: C₁₂HCl₇O₂
MW: 425.3 g/mol

VQ-039047

Reference Standard

Heptadecanoic Acid D 33 chemical structure

Heptadecanoic Acid D 33

CAS: 352431-41-5
Formula: C₁₇H₃₄O₂
MW: 303.65 g/mol

VQ-052477

Reference Standard

Heptadecanoic D3 Acid chemical structure

Heptadecanoic D3 Acid

CAS: 202528-95-8
Formula: C₁₇H₃₄O₂
MW: 273.5 g/mol

VQ-052485

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