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Pharmaceutical analytical standards

APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

APIs from A to Z →

Results 29,281-29,290 of 36,550

Isoflurane EP Impurity A

ImpurityLevels of characterisation
Cat. No.
P-I085-006
CAS
33018-78-9
Formula
C3H2ClF5O
Family
Isoflurane
Synonyms
2-(chlorodifluoromethoxy)-1,1,1-trifluoroethane, Isofluorane Impurity 3

Isoflurane EP Impurity B

ImpurityLevels of characterisation
Cat. No.
P-I085-008
CAS
1885-48-9
Formula
C3H3F5O
Family
Isoflurane
Synonyms
2-(difluoromethoxy)-1,1,1-trifluoroethane, Isofluorane Impurity 2

Isoflurane Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-I085-007
CAS
26644-86-0
Formula
C3H3Cl2F3O
Family
Isoflurane
Synonyms
2-(Dichloromethoxy)-1,1,1-trifluoroethane, Dichloromethyl 2,2,2-trifluoroethyl ether

Isoflurane Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-I085-009
CAS
37031-34-8
Formula
C3H3ClF4O
Family
Isoflurane
Synonyms
2-[Chloro(fluoro)methoxy]-1,1,1-trifluoroethane, Chlorofluoromethyl 2,2,2-trifluoroethyl ether

Ivermectin B1a

ImpurityLevels of characterisation
Cat. No.
P-I108-023
CAS
71827-03-7
Formula
C48H74O14
Family
Ivermectin
Synonyms
Dihydroavermectin B1a, Avermectin H2B1a

Ivermectin B1b

ImpurityLevels of characterisation
Cat. No.
P-I108-025
CAS
70209-81-3
Formula
C47H72O14
Family
Ivermectin
Synonyms
22,23-Dihydroavermectin B1b, Avermectin A1a, 5-O-demethyl-25-de(1-methylpropyl)-22,23-dihydro-25-(1-methylethyl)-

DL-Leucine

ImpurityLevels of characterisation
Cat. No.
P-L039-004
CAS
328-39-2
Formula
C6H13NO2
Family
Leucine
Synonyms
2-amino-4-methylpentanoic acid, Leucine, DL-

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