摘要 |
<p>Wood is treated in inhibit the iron staining of the wood during shipment in commerce by applying to the wood prior to shipment finely divided insoluble salt of a Group II Metal (beryllium, magnesium, calcium, strontium, barium,, zinc, cadmium and mercury). The preferred anti-stain compounds are the insoluble salts of calcium, zinc and magnesium, particularly zinc oxide and calcium carbonate.</p> |