... are of no diagnostic value. * Urobilinogen* Bilirubin* Ketone* Blood* Protein* Nitrite* Leucocyte* Glucose* Specific gravity* pH* Ascorbic acid At present ... , there are more than 30 types of General Reagent Protein produced by our company, which widely used to the ... expiry date. Do not touch test areas of General Reagent Protein. Protection against ambient moisture, light and heat is essential ...