T/CI 119-2022 Active Group standards

T/CI 119-2022 Seedling paper

Publish Date: 2022-11-21 Implement Date: 2022-11-21 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CI 119-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Paper

ICS Name: Paper and cardboard

Publish Date: 2022-11-21

Implement Date: 2022-11-21

Pages: 7 pages

Scope

Scope: This document specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of nursery paper. This document is applicable to the manufacture of nursery paper. Main technical content: 4. Technical requirements 4.1 Appearance: The fiber structure of the paper should be uniform, and the paper surface should be clean, without visible impurities, wrinkles, stripe marks, transparent spots, pinholes, etc., and there should be no obvious pilling phenomenon. 4.2 Performance indicators: The technical indicators of nursery paper shall comply with the requirements of Table 1. Table 1: Technical Indicators Indicator Requirement Grain/（g/m2） ≥80±4 (continued) Indicator Requirement Tensile strength (longitudinal)/（N/m） ≥150 Dry bursting strength/（kPa） ≥120 Wet bursting strength/（mm water column） ≥180 Water absorption height/（mm/10min） ≥50 Water absorption/（g/m2） ≥140 Water extract pH value 6.0~8.0 D65 brightness/（%） ≥80 Delivery moisture/（%） 7±3 Dust content/（particles/m2） ≤≥ 0.3 mm2–0.7 mm2 30 > 0.7 mm2–1.5 mm2 5 > 1.5 mm2 Heavy metals/（mg/kg） ≤Lead (calculated as Pb) 5.0 Arsenic (calculated as As) 1.0