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  • BS 7897-2:1997

BS 7897-2:1997

Specification for lac and shellac-Machine-made shellac

BSI Group , 08/15/1997

Publisher: BS

File Format: PDF

$154.00$309.88


Standard By:BSI Group , 08/15/1997
Published:08/15/1997
Pages:36
ISBN(s):0580279413
File Size:1 file , 930 KB
Language:English
Note:This product is unavailable in Ukraine, Russia, Belarus
Specifies four main types of machine-made shellac based on different methods of manufacture. Each type is graded on the basis of colour. Requirements for matter insoluble in hot alcohol are given along with optional requirements for: volatile matter, wax, ash, lead and grit content, matter soluble in water, iodine and acid values, heat polymerisation and flow tests.

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