METFORMIN

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Impurity Standards

Metformin Impurity 6

CAT No.-

CAS No.32151-75-0

Mol. F.C6H12N12

Mol. W.252.25

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Isotope Labelled Compounds

Metformin-d6 HCl

CAT No.-

CAS No.1185166-01-1

Mol. F.C4H5N5D6. HCl

Mol. W.135.20 36.46

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METFORMIN

Metformin HCl

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CAS No.1115-70-4

Mol. F.C4H11N5. HCl

Mol. W.129.17 36.46

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Impurity Standards

Metformin EP Impurity B (Monoguanyl Melamine)

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CAS No.4405-08-7

Mol. F.C4H8N8

Mol. W.168.16

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METFORMIN

N,N-Dimethyl Melamine

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CAS No.-

Mol. F.C6H12N8

Mol. W.196.22

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Impurity Standards

Metformin EP Impurity C

CAT No.-

CAS No.1985-46-2

Mol. F.C5H10N6

Mol. W.154.18

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Impurity Standards

Metformin Impurity F

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CAS No.-

Mol. F.C4H12N6

Mol. W.144.18

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Impurity Standards

Metformin Impurity 2 Hemi-Sulfate

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CAS No.591-01-5

Mol. F.C2H6N4O. 1/2 H2O4S

Mol. W.102.10 1/298.08

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Impurity Standards

Metformin EP Impurity B Dinitrate

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CAS No.4405-08-7 (free base)

Mol. F.C4H8N8. 2 HNO3

Mol. W.168.16 2 63.01

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Impurity Standards

Metformin Impurity 3

CAT No.-

CAS No.98026-16-5

Mol. F.C4H10N4O

Mol. W.130.15

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