WPI-g-00054350–1000 g/m²Virgin pulp46% confidence
Automatic Cobb Tester.
Other paper grade. Permanent ID WPI-g-000543 — verified, source-traced, free.
GSM 35
35g/m²
lighter
GSM 50 · this
50g/m²
WPI-g-000543 · standard
GSM 80
80g/m²
heavier
01
Canonical specification
Basis weight
50–1000g/m²
Fiber source
Virgin pulp
other
Paper type
other
Confidence
46%
source: wpi
WPI ID
WPI-g-000543
Slug
automatic-cobb-tester
Last updated
2026-04-18
GSM range
50–1000g/m²
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