WPI-g-00034060–300 g/m²Virgin pulp, Recycled pulp60% confidence

Acid Free Paper.

Name: Acid Free Paper
SKU: WPI-g-000340

Stationery paper grade. Permanent ID WPI-g-000340 — verified, source-traced, free.

GSM 45

45g/m²

lighter

GSM 60 · this

60g/m²

WPI-g-000340 · standard

GSM 90

90g/m²

heavier

Canonical specification

Basis weight

60–300g/m²

Fiber source

Virgin pulp, Recycled pulp

stationery

Paper type

stationery

Confidence

60%

source: wpi

WPI ID

WPI-g-000340

Slug

acid-free-paper

Last updated

2026-04-18

GSM range

60–300g/m²

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