Schedule 6 ANALYTICAL TEST FOR QUALITY WINES PSR Original text. Later amendments are not shown. The analytical test shall measure the following factors:— 1Actual Alcoholic Strength 2Total Dry Extract 3Reducing Sugars 4pH 5Total Acidity 6Volatile Acidity 7Total Sulphur Dioxide 8Free Sulphur Dioxide 9Copper 10Iron 11Sterility 12Protein Stability ← Schedule 5 Schedule 6 Paragraph 1 →