Not available. Substitute with Gillespie Borate
Calcium Borate - Source of Boron in glazes - similar to Gillespie Borate.
COLEMANITE 1kg
$6.00Price
Out of Stock
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Not available. Substitute with Gillespie Borate
Calcium Borate - Source of Boron in glazes - similar to Gillespie Borate.