配方类型:

INKS AND MARKING COMPOUNDS

配方说明:

Planographic Pencil (U.S. Patent 2,634,214)

配方组成:

Inert Mineral Powder/15.0
Nigrosine/35.0
Methylcellulose (1:6 Aqueous Solution)/27.6
Aluminum Stearate/25.0

配制方法: