Standard of identity: HG/T2553-2003

We have three grades on this products .Sucha as Refined,Super Grade and First Grade .

Appearance :Light Yellow to Pale Brown Crystals

Crystallizing Point ≥ value="49.5" tcsc="0" unitname="℃" w:st="on">49.5℃

Purity ≥ 99.5 %

Packing：In iron drums of 300 kgs net each.

We are the biggest manufacturer of this product in China . For our scale ,we will provide good quality and pretty competitive price for you .

We have prepared FREE sample for you . Hope to receive your inquire.

We had been invited as the drafter for amending national quality standards for this products.