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Metformin EP Impurity A / Metformin USP RC A
  • CAT No: ALL-METF-1
  • CAS No : 461-58-5
  • Molecular Formula: C2H4N4
  • Molecular Weight : 84.08
  • Inventory Status:
Metformin EP Impurity B / Guanylmelamine HCl
  • CAT No: ALL-METF-2
  • CAS No : 2959-04-8 (HCl salt) ; 4405-08-7 (base)
  • Molecular Formula: C4H9ClN8
  • Molecular Weight : 204.62
  • Inventory Status:
Metformin EP Impurity C / Metformin USP RC C
  • CAT No: ALL-METF-3
  • CAS No : 1985-46-2
  • Molecular Formula: C5H10N6
  • Molecular Weight : 154.17
  • Inventory Status:
Metformin EP Impurity D / Melamine
  • CAT No: ALL-METF-4
  • CAS No : 108-78-1
  • Molecular Formula: C3H6N6
  • Molecular Weight : 126.12
  • Inventory Status:
Metformin EP Impurity E / Metformin USP RC B
  • CAT No: ALL-METF-5
  • CAS No : 1674-62-0 (HCl salt) ; 1609-00-3 (base)
  • Molecular Formula: C3H11N5O4S (base) ;C3H10N5
  • Molecular Weight : 213.22 ;151.60
  • Inventory Status:
Metformin EP Impurity F
  • CAT No: ALL-METF-6
  • CAS No : 506-59-2
  • Molecular Formula: C2H8ClN
  • Molecular Weight : 81.54
  • Inventory Status:
Metformin HCl
  • CAT No: ALL-METF-7
  • CAS No : 1115-70-4 (HCl salt) ; 657-24-9 (base)
  • Molecular Formula: C4H12ClN5
  • Molecular Weight : 165.62
  • Inventory Status: