-------------------+-------+------------------------------------------ | Must. |Natural Wine. | | +----------------------------------- | | |Gall’s Process, (Cane Sugar added). | | | +--------------------------- | | | |Gall’s Process, | | | |(Grape Sugar used). | | | | +-------------------- | | | | |Chaptal’s | | | | |Process (Calcium | | | | |Carbonate added). | | | | | +--------------- | | | | | |Plastered. | | | | | | +-------- | | | | | | |Petiot’s | | | | | | |Process | | | | | | |(Cane | | | | | | |Sugar | | | | | | |added to | | | | | | |grape | | | | | | |husks). | | | | | | +-+ | | | | | | | +-------+------+-------+------+------+------+------ | p.c. | p.c. | p.c. | p.c. | p.c. | p.c. | p.c. Alcohol | .. |6·60 |12·20 |9·10 |6·60 |6·70 |10·40 Extract |17·87 |2·53 | 2·11 |5·91 |2·19 |2·80 | 1·98 Ash | 0·33 |0·26 | 0·10 |0·17 |0·28 |0·29 | 0·16 Sulphuric acid | 0·010 |0·006 | 0·002 |0·010 |0·006 |0·077 | 0·002 Phosphoric acid | 0·031 |0·024 | 0·020 |0·021 |0·023 |0·025 | 0·017 Lime | 0·012 |0·009 | 0·007 |0·018 |0·027 |0·039 | 0·006 Magnesia | 0·012 |0·011 | 0·012 |0·009 |0·012 |0·012 | 0·008 Free acid (as | | | | | | | tartaric) | 1·365 |1·275 | 0·765 |0·802 |0·660 |1·297 | 0·488 Total tartaric acid| 0·501 |0·342 | 0·120 |0·140 |0·014 |0·260 | 0·150 Free tartaric acid | 0·188 |0·012 | .. | .. | .. |0·160 | .. Malic acid | 0·720 |0·715 | 0·400 |0·388 |0·710 |0·716 | 0·165 Succinic acid | .. |0·110 | 0·140 |0·114 |0·112 |0·101 | 0·127 Glycerine | .. |0·650 | 1·150 |0·800 |0·600 |0·700 | 0·900 Sugar |13·90 |0·210 | 0·180 |0·340 |0·200 |0·180 | 0·300 Potassa | 0·156 |0·117 | 0·051 |0·081 |0·134 |0·127 | 0·093 -------------------+-------+------+-------+------+------+------+------