• BS 7897-1:1997

BS 7897-1:1997

Specification for lac and shellac-Hand-made shellac

BSI Group , 08/15/1997

Publisher: BS

File Format: PDF

$154.00$309.88


Specifies six main grades of hand-made shellac. Requirements for matter insoluble in hot alcohol are given along with optional requirements for: volatile matter, colour, wax, ash, lead and grit content, acid iodine values, heat polymerization and flow tests.Cross References:ISO 56-1

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BS 7897-1:1997

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