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Tetraethylene Glycol also known as 2, 2’-[oxybis(2, 1-ethanediyloxy)]bisethanol or 3, 6, 9-trioxaundecan-1, 11-diol is a member of the polyethylene glycols having formula C8H18O5 .

Tetraethylene glycol is a transparent, colorless, practically odorless, low-volatility, moderate-viscosity, hygroscopic liquid. It is completely miscible with water and many organic liquids.

Copper Sulphate Pentahydrate  (CuSO4·5H2O) is non-combustible, odourless, blue crystalline granules or powder commonly used by gardeners and commercial farmers to prevent problems with fungus or mold the copper status of the soil, together with the frequency of application and quantity of copper sulfate applied, will determine the effects of copper sulphate on plants.

2-Methylimidazole is an organic compound that is structurally related to imidazole with the chemical formula CH3C3H2N2H. It is a white or colorless solid that is highly soluble in polar organic solvents and water.

It is intermediate of metronidazole and fodder growth promoter. It is mainly used as curing accelerator for powder forming and powder coating.

It can be used as the curing agent of epoxy resin and dye auxiliaries of fibre textile, as well as additives for the preparation of foam plastics.