Not true flowers if sulphur is pure sulphur in dust form, it's ideal as the crystal or prill stuff is a bugger to grind even in a lead ball mill. Also carbon black pigment for ink making is ready to...
Type: Posts; User: Marty Henry
Not true flowers if sulphur is pure sulphur in dust form, it's ideal as the crystal or prill stuff is a bugger to grind even in a lead ball mill. Also carbon black pigment for ink making is ready to...