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1、 Overview

Molecular formula: (NH4) 2S2O8, molecular weight: 228.18.

Properties: colorless monoclinic crystal or white crystalline powder. Specific gravity 1.982. Heat or moisture will decompose and release oxygen, which is easy to burn and contribute to the fire in contact with organic matter, combustibles or oxides. Decomposition temperature: 120 ℃. It dissolves in water and decomposes in contact with metal. It is a secondary inorganic oxidant.

IIProduct quality:ZB G12021-90

IIIPurpose:

It is mainly used as a micro etchant for printed circuit copper foil, an organic polymer synthetic polymerization initiator, and also as a raw material for the production of other persulfates.

IVPackaging and storage:

It is packed in a composite bag with inner plastic bag and outer polypropylene woven bag. Each bag weighs 25 kg. It should be stored in a cool, dry and ventilated place and sealed separately.

The shelf life is six months.

Note: it shall not be stored together with organic substances, otherwise there is a risk of combustion or even explosion.