Anaesthetics

Tricaine Methanesulphonate

C10H15NO5S Molecular weight: 261,30 Code : 17750 Description : White crystalline powder. Melting point : 148,0 – 155,0 °C Sulphated ashes : Max. 0,10 % Assay : 98,0 - 101,0 % Impurities (HPLC) : Any impurity : Max. 0,20 % Sum of impurities : Max. 0,50 % Packaging :

Tetracaine Hydrochloride

C15H25ClN2O2 Molecular weight: 300,83 Code : 17550 Description : White crystalline powder. pH : 4,5 – 6,5 Sulphated ashes : Max. 0,10 % Assay : 99,0 - 101,0 % Impurities (TLC) : 4-N-butylaminobenzoic acid : Max. 0,05 % 4-Aminobenzoic acid : Max. 0,05 % Any other impurity: Max. 0,05 % Sum of impurities : Max. 0,80 %

Tetracaine Base

C15H24N2O2 Molecular weight: 264,37 Code : 17540 Description : White crystalline powder. pH : 9,0 – 10,0 Sulphated ashes : Max. 0,10 % Assay : 98,0 - 101,0 % Impurities (TLC) : 4-Butylaminobenzoic acid : Max. 0,4 % 4-Aminobenzoic acid : Max. 0,05 % Any other impurity : Max. 0,4 % Sum of impurities : Max. 0,8 % References : USP Packaging :

Prilocaine Hydrochloride

C13H21ClN2O Molecular weight: 256,78 Code : 16170 Description : White crystalline powder. Specific rotation : - 0,10 to + 0,10 ° Sulphated ashes : Max. 0,1 % Assay : 99,0 - 101,0 % Impurities (HPLC) : One single impurity : Max. 0,2 % Any other impurity : Max. 0,1 % Sum of impurities : Max. 0,5 % O-toluidine : Max. 100 ppm

Prilocaine Base

C13H20N2O Molecular weight: 220,31 Code : 10017 Description : White crystalline powder. Specific rotation : - 0,10 to + 0,10 ° Sulphated ashes : Max. 0,1 % Assay : 99,0 - 101,0 % Impurities (HPLC) : One single impurity : Max. 0,2 % Any other impurity : Max. 0,1 % Sum of impurities : Max. 0,5 % O-toluidine : Max. 100 ppm References : Ph. Eur.

Oxybuprocaine Hydrochloride, Benoxinate Hydrochloride

C17H29ClN2O3 Molecular weight: 344,88 Code : 10610 Description : White to almost white crystalline powder. Melting point : 158,0 – 162,0 oC pH : 5,0 – 6,0 Sulphated ashes : Max. 0,1 % Assay : 99,0 – 101,5 % Impurities (HPLC) : Any impurity : Max. 0,10 %

Mepivacaine Hydrochloride

C15H23ClN2O Molecular weight: 282,82 Code : 14870 Description : White crystalline powder. Melting point : 255 – 262 °C Specific rotation : - 0,10 to + 0,10 ° pH : 4,0 – 5,0 Sulphated ashes : Max. 0,10 % Assay : 98,5 - 101,0 % Impurities (HPLC) : Single impurity : Max. 0,2 % Any other impurity : Max. 0,1 %

Cinchocaine Hydrochloride, Dibucaine Hydrochloride

C20H30ClN3O2 Molecular weight: 379,93 Code : 11250 Description : White crystalline powder. Melting point : 96 – 100 °C pH : 5,0 – 6,0 Sulphated ashes : Max. 0,1 % Assay : 99,0 - 100,5 % Impurities (TLC): Each impurity : Max. 0,2 % Sum of impurities : Max. 0,5 %

Cinchocaine Base, Dibucaine Base

C20H29N3O2 Molecular weight: 343,47 Code : 11252 Description : White to slightly cream crystalline powder. Melting point : 62,5 – 66,0 °C Sulphated ashes : Max. 0,20 % Assay : 97,0 - 102,5 % Impurities (TLC) : Sum of impurities : Max. 2 % References : USP Packaging :

Chloroprocaine Hydrochloride

C13H20Cl2N2O2 Molecular weight: 307,22 Code : 11210 Description : White crystalline powder. Melting point : 173,0 – 176,0 °C pH : 5,0 – 6,5 Sulphated ashes : Max. 0,15 % Assay : 98,0 - 102,0 % Impurities (HPLC) : Procaine : Max. 0,5 % 2-Chlor-4-aminobenzoic acid : Max. 0,5 % Any other impurity : Max. 0,5 %