WPI-g-00012370–100 g/m²Virgin kraft41% confidence
5039-78-1.
Printing paper grade. Permanent ID WPI-g-000123 — verified, source-traced, free.
GSM 55
55g/m²
lighter
GSM 70 · this
70g/m²
WPI-g-000123 · standard
GSM 100
100g/m²
heavier
01
Canonical specification
Basis weight
70–100g/m²
Fiber source
Virgin kraft
printing
Paper type
printing
Confidence
41%
source: wpi
WPI ID
WPI-g-000123
Slug
5039-78-1
Last updated
2026-04-18
GSM range
70–100g/m²
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