Fig. 4.—Fritted Lead used.
5·0 per cent. solubility.
5·0 per cent. total lead.
Fig. 5.—Raw Lead used.
19·4 per cent. solubility.
19·4 per cent. total lead.
Fig. 6.—Raw Lead used.
44·1 per cent. solubility.
45·2 per cent. total lead.
Fig. 4.—Fritted Lead used.
5·0 per cent. solubility.
5·0 per cent. total lead.
Fig. 5.—Raw Lead used.
19·4 per cent. solubility.
19·4 per cent. total lead.
Fig. 6.—Raw Lead used.
44·1 per cent. solubility.
45·2 per cent. total lead.