TinSil 70-25 Catalyst - 100g is backordered and will ship as soon as it is back in stock.
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The 70-25 Catalyst is designed to be used in conjunction with the TinSil 70-25 Silicone system. This Catalyst is usually measured at 10% by weight. If used at a higher or lower percentage, you may find changes to the silicones cured properties.