Sell Thiourea, Phosphorous Acid, Thiourea Dioxides

Thiourea (CAS no.: 62-56-6)

Properties:

1) Appearance: white crystals

2) Bitter taste

3) Soluble in water and alcohol



Phosphorous acid (CAS no.: 10294-56-1)

Properties:

1) Appearance: colorless or light yellow crystals

2) Specific gravity: 1.651

3) Melting point: 73.6oC

4) Boiling point: 200oC

5) Soluble in water, easily soluble in alcohol

6) Stability:

a) Will gradually oxidize to phosphoric acid

b) When heated to over 180oC, it will decompose to phosphoric

acid and hydrogen phosphate



Thiourea dioxide (CAS no.: 4189-44-0/1758-73-2)

Properties:

1) Appearance: loose white crystallized powder



Packing:

Thiourea: 25kg/plastic woven bag lined with PE bag; 50kg/cardboard drum

Phosphorous acid: 25kg/plastic woven bag

Thiourea dioxide: 25kg/plastic woven bag lined with PE bag;

50kg/cardboard drum



Storage note:

Phosphorous acid should be kept in a dry and well ventilated place.