Raw materials and raw glass

Raw optical glass — Resistance to attack by aqueous alkaline phosphate-containing detergent solutions at 50 °C — Testing and classification

Reference:

ISO 9689:2025

Publication Year:

2025

Domain:

Matières premières et verre brut

42 500 F CFA

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Verre optique brut — Résistance à l'attaque par des solutions aqueuses de détergent contenant du phosphate alcalin à 50 °C — Essai et classification

Reference:

ISO 9689:2025

Publication Year:

2025

Domain:

Matières premières et verre brut

42 500 F CFA

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