Sulfites (Total) in Foods Method Type Quantitative ChemistryAnalyte Sulfites/Total Sulfites Analytical Technique Differential Pulse Polarographic Method Equipment Polarograph Analytical Range =10 μg total SO2/g Matrices Fruits and Fruit Products/Apricots,Vegetables/Peas Approved By AOAC Method Number 987.04 Sulfites in Foods Method Type Quantitative ChemistryAnalyte Preservatives/Sulfites Analytical Technique Optimized Monier-Williams Method Analytical Technique Titration Equipment Gravimetric Analytical Range =10 ppm (μg/g) sulfites Matrices Foods Approved By AOAC Method Number 990.28 Preservatives in Ground Beef Method Type Quantitative ChemistryAnalyte Preservatives/Sorbates,Preservatives/Ascorbates,Preservatives/Benzoates,Preservatives/Sulfites Analytical Technique Spectrophotometric Method Equipment Spectroscopy/Spectrophotometer Matrices Meat and Meat Products/Ground Beef Approved By AOAC Method Number 980.17 Sulfites in Meats Method Type Qualitative ChemistryKit Name Malachite Green Solution Company Info LaMotte Chemical Products Co., P.O. Box 329, Chestertown, MD 21620, USA Analyte Preservatives/Sulfites Analytical Technique Qualitative Test Equipment Wet Chemistry Matrices Foods/Meat and Meat Products Approved By AOAC Method Number 961.09