WPI-g-00015770–120 g/m²Virgin kraft61% confidence
A3, A4 Copy Paper.
Stationery paper grade. Permanent ID WPI-g-000157 — verified, source-traced, free.
GSM 55
55g/m²
lighter
GSM 70 · this
70g/m²
WPI-g-000157 · standard
GSM 100
100g/m²
heavier
01
Canonical specification
Basis weight
70–120g/m²
Fiber source
Virgin kraft
stationery
Paper type
stationery
Confidence
61%
source: wpi
WPI ID
WPI-g-000157
Slug
a3-a4-copy-paper
Last updated
2026-04-18
GSM range
70–120g/m²
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