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 6Total Sulphur Dioxide 7Free Sulphur Dioxide 8Copper 9Iron 10Sterility 11Protein Stability ← Schedule 5 Schedule 6 Paragraph 1 →