Chemical and Physical Standards Items Unit Standards Excellent Good Regular Dry Solids % e80 e75 e70 DE % e42 e42 e42 PH 4.0-6.0 Maltose % e50 Boiling temperature e155 e140 e130 Transparence % e96 e96 --- Sulphate ash % d0.4 d0.5 d0.6 Note: DE and concentration can be adjusted according to the use of consumers