产品名称：Grit Trough Solution Mix  GMW14872附录 D混合砂规格  

Grit Specification

Grit Trough Solution Mix: (Typical recipe to be mixed with 18.9 L of water (5 gal)   total solution amount can be increased or decreased by multiplying or dividing as necessary) .

Solid Contaminants: Fire Clay   900 g

Cinders 900 g Sand 900 g

Ottawa Lakes Screening 1080 g

1% Complex Salt Mix:

NaCl (sodium chloride) 170.37 g

CaCl2 2H20 (calcium chloride dihydrate) 25.07 g (18.93 g anhydrous)