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Stroma:Ultra-pure water

Form:Liquid

Term of validit:12 Months

Storage conditions:Store in a cool airtight condition. Before use, it should be kept at a constant temperature of 20°C ± 3°C and shaken well. Once it is opened for one-time use, contamination should be strictly prevented during use. Pay attention to protection when using, avoid inhalation and direct contact with the skin.

Applications:Environmental monitoring.

Packing:Polyethylene bottle

Matters needing attention:Before use, it should be kept constant temperature to 20±3℃, and shaken well to ensure uniformity. Strictly prevent contamination during use.

Reference material:Preparation of standard titration solutions for chemical reagents in Chinese Pharmacopoeia Volume Four, Chemical Laboratory Manual 3rd Edition, and GB/T601-2016.

Physical and chemical properties:Density 1.667 Boiling point 100°C Melting point 48°C Molecular formula Na2O3S2 Molecular weight 158.108 Accurate quality 157.908417 PSA 103.66000 LogP 0.50980 Appearance characteristics colorless crystals or white powder