KOR Sodium Hydro Sulphite Powder – 400g (Pack of 1) | Fine Sodium Dithionite | Hydrosulphite for Food Industry & Applications

Very useful for whitening white clothes . It's a good product.

Very bad item don't purchase

Its quite effective. No damage to the clothes.

Very poor quality. Did not function as expected.May a expired product eas packed.

Very effective on any kind of white cloths

I recommend to use this product , I got very nice results for white clothes

Excellent quality product. If one is using at home then:1. Use mask as the smell is not paletable.2. Use Hand glows.3. Always put exhaust on and also keep the bathroom door open while using this product.4. Unwell persons should not use it. (Get well and then use it.)

Best quality