National Standard

Zhison Fuel Saving GB/T 12901-91

National Standard of the People's Republic of China — Gum turpentine GB/T12901一91Gumturpentin 1. Subject matter and scope This standard specifies the physicochemical indicators of gum turpentine. This standard applies to gum turpentine obtained by distillation of pine resin.

2011-08-19

Gum rosin (steam method)

English name: Gumrosin(steammethod) molecular formula: C19H29CO2H or C20H30O2 molecular weight: 272 CAS code: 8050-09-7 customs code: 38061010 quality standard (general enterprise standard):

2011-08-19

Methods of sampling shellac products GB 8142-2008

The People's Republic of China national standard shellac product sampling method GB8142-2008Methodsofsamplinglacproducts preface this standard instead of gb/T8142-1987 "shellac product sampling method". Compared with GB/T8142-1987,

2011-08-19

Bleaching Purple Glue

National Standard of the People's Republic of China — Bleachedlac (Bleachedlac) GB8140-1987. This standard applies to bleached lac and refined bleached lac. This standard is proposed with reference to the international standard ISO 57-1975 "Bleached lac".

2011-08-19

Purple film GB 8138-2009

This standard supersedes GB/T8138-1987 Purple Film. Compared with GB/T8138-1987, the main changes of this standard are as follows:

2011-08-19

Insect film standard packaging

1 Shellac packaging should indicate the product name (purple film) and trademark, the standard label, production date or production number, quality grade, net weight, enterprise name, detailed address, telephone number, etc. Packing purple film is packed in wooden cases or other packaging, lined with a layer of kraft paper.

2011-08-19