What are the different grades and packaging specifications of ammonium sulfite?

We are a leading ammonium sulfite manufacturer with strong comprehensive strength in China, providing ammonium sulfite products that exceed the industry standard HG/T 2784—2023 "Industrial Ammonium Sulfite", covering two grades: 85% qualified products and 90% first-grade products. To meet the material input needs of different customers, we offer 25kg kraft paper composite bag packaging, 25kg plastic bag and woven bag nested packaging, and 40kg plastic bag and woven bag nested packaging. If you have other packaging requirements, please contact our staff for customized packaging.