WPI-g-00074850–100 g/m²Virgin pulp51% confidence
Beating & Freeness Testers Schopper Reigler Type.
Other paper grade. Permanent ID WPI-g-000748 — verified, source-traced, free.
GSM 35
35g/m²
lighter
GSM 50 · this
50g/m²
WPI-g-000748 · standard
GSM 80
80g/m²
heavier
01
Canonical specification
Basis weight
50–100g/m²
Fiber source
Virgin pulp
other
Paper type
other
Confidence
51%
source: wpi
WPI ID
WPI-g-000748
Slug
beating-freeness-testers-schopper-reigler-type
Last updated
2026-04-18
GSM range
50–100g/m²
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