PORCELAIN, HIGH FORM

Glazed inside and out except for outside bottom surface and rim; Covers sold separately.
 

PORCELAIN, WIDE FORM

Glazed with the exception of outside bottom surface, available with or without pour spouts. Used in the Ash Correction Test.
 

VITREOSIL

These quartz crucibles are carefully manufactured to the industry's highest standards under strict quality control conditions. The result is crucibles of great purity (99.9% silicon dioxide). Used in the Ash Correction Test.