Why does recycled paper smell

2022.01.06 17:56

If sulfate is present in the wastewater, it can be converted to hydrogen sulfide by sulfate-reducing bacteria, especially if anaerobic conditions are present during wastewater treatment. Hydrosulfite, which is commonly used to bleach recycled fiber, can provide a source of sulfate in the wastewater. Jump to navigation Skip to main content. One type of odor comes from a special technique - called kraft pulping - which uses heat and chemicals to pulp wood chips for making paper.

This reaction produces gaseous sulfur compounds called "total reduced sulfur" or TRS gases. The odor associated with TRS gases is typically described as "rotten cabbage" or "rotten eggs. The U. Environmental Protection Agency EPA finds these odors are a "nuisance" but not a health concern, at levels normally found in the environment. However, there are times when the normal levels are exceeded. Not all pulp and paper mills have an odor.

Some paper mills use pulp from other mills to make paper and will have a less noticeable odor. There are three general groups of odor-producing compounds that come from pulp and paper industries. The various solution options will be discussed. TAPPI conference proceedings and presentations, technical papers, and publication articles provide technical and management data and solutions on topics covering the Pulp, Paper, Tissue, Corrugated Packaging, Flexible Packaging, Nanotechnology and Converting Industries.

Simply select the quantity, add to your cart and your conference paper, presentation or article will be available for immediate download. Author: David R. Quantity: Quantity is required. It Could be Your Cardboard Boxes. Clean it up If the mould on your cardboard box is small and isolated, then you may be able to remove it. How to Prevent the Smell The best way to prevent cardboards boxes from smelling is to prevent what causes it in the first place: mould. Need More Tips?

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