{"id":324165,"date":"2024-10-19T22:28:16","date_gmt":"2024-10-19T22:28:16","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iso-1833-62019\/"},"modified":"2024-10-25T21:03:45","modified_gmt":"2024-10-25T21:03:45","slug":"bs-en-iso-1833-62019","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iso-1833-62019\/","title":{"rendered":"BS EN ISO 1833-6:2019"},"content":{"rendered":"

This document specifies a method, using a mixture of formic acid and zinc chloride, to determine the mass percentage of viscose, certain types of cupro, modal or lyocell, after removal of nonfibrous matter, in textiles made of mixtures of<\/p>\n