Highest demand is for stones with the following features: yellow golden orange color; stones with low specific weight; large stones; bili rubin content not less than 35%; there is a demand for dark stones as well, but prices are considerably lower...
After extracting the gallstones from the cattle's intestines they have to be washed thoroughly with cold water to remove blood clots, impurities etc. After washing they are dried for two to three weeks in a dark and well ventilated environment at a temperature of approx. 20...
Our firm is a full time exporter-importer of cow (ox) gallstones (bezoars, niuhuang). We have been in the export-import business for 14 years, with our headquarter offices located in bangkok - thailand. what we offer: our product - cow gallstone is...
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