BSI BS 7897-2:1997

Current Revision
Specification for lac and shellac -- Machine-made shellac

Best Price Guarantee Aug 15, 1997 English 44 Pages

Sub Total (1 Item(s)) $ 0.00
Estimated Shipping $ 0.00
Total (Pre-Tax) $ 0.00

You own the digital copy of this edition

View in Library
or
British Standards Institution Logo

BSI BS 7897-2:1997

Specification for lac and shellac -- Machine-made shellac

PUBLISH DATE 1997
PAGES 44
BSI BS 7897-2:1997

WITHDRAWN, 12/1/2011

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.
Loading...

Failed to load document history.

Publish Date Document Id Type View