Reference: PH004
Brand: СИ ПИ ЕЙ КЕМ ООД
pH 4.00 at 20°C coloured Citric acid/ Sodium Hydroxide/ Sodium Chloride
Reference: PH004a
Brand: СИ ПИ ЕЙ КЕМ ООД
pH 4.00 at 20°C coloured Citric acid/ Sodium Hydroxide/ Sodium Chloride,1000 ml
Reference: PH007
Brand: СИ ПИ ЕЙ КЕМ ООД
pH 7.00 at 20 ° C coloured Potassium Dihydrogen Phosphate / di- Sodium Hydrogen Phosphate Volume: 500 m
Reference: PH007a
Brand: СИ ПИ ЕЙ КЕМ ООД
pH 7.00 at 20 ° C coloured Potassium Dihydrogen Phosphate / di- Sodium Hydrogen Phosphate Volume: 1000 ml
Reference: PH010
Brand: СИ ПИ ЕЙ КЕМ ООД
pH 10.00 at 20 ° C coloured Borax / Sodium Hydroxide Volume: 500 ml
Reference: PH010a
Brand: СИ ПИ ЕЙ КЕМ ООД
pH 7.00 at 20 ° C coloured Potassium Dihydrogen Phosphate / di- Sodium Hydrogen Phosphate Volume: 1000 ml