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Standards [CURRENT]

IPC QF-143

Specifications for Finished Fabric Woven from Quartz (Pure Fused Silica) for Printed Boards
Edition 1992-02

Pre-standard

ISO/TS 21361

Nanotechnologies - Method to quantify air concentrations of carbon black and amorphous silica in the nanoparticle size range in a mixed dust manufacturing environment
Edition 2025-03

Pre-standard

ISO/TS 22298

Nanotechnologies - Silica nanomaterials - Specification of characteristics and measurement methods for silica with ordered nanopore array (SONA)
Edition 2024-03

Standards [CURRENT]

ABNT NBR ISO 21068-2

Chemical analysis of silicon-carbide-containing raw materials and refractory products Part 2: Determination of lost on ignition, total carbon, free carbon and silicon carbide, total and free silica and total and free silicon
Edition 2016-01-25

Standards [CURRENT]

ABNT NBR 11530

Fluorspar for steel mill - Determination of silica and calcium fluoride content
Edition 2016-10-21

Standards [CURRENT]

ABNT NBR 11625

Precast thermal insulating silica diatom
Edition 2015-09-15

Phase quantitative analysis of residual quartz in silica bricks - X-ray diffraction method

Standards [CURRENT]

NF X43-243

Workplace air - Fourier transform infrared spectrometric determination of crystalline silica - Sampling using a rotating cup device or a filter membrane
Edition 2022-12-02

Draft standard

24/30456782 DC

BS ISO 16206 Phase quantitative analysis of residual quartz in silica bricks. X-ray diffraction method
Edition 2024-08-02

Standards [CURRENT]

BS ISO 5794-1

Rubber compounding ingredients. Silica, precipitated, hydrated. Non-rubber tests
Edition 2022-07-21

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