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Paper & Pulp Dictionary Glossary "N"

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 Definitions for commonly used terms, words and phrases used in the pulp and paper trade



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Native Lignin 
The lignin as it exists in the lignocellulosic complex before separation.
Neutral Detergent Fiber (NDF)
Organic matter that is not solubilized after one hour of refluxing in a neutral detergent consisting of sodium lauryl sulfate and EDTA at pH 7. NDF includes hemicellulose, cellulose, and lignin.
A paper manufactured mostly from mechanical pulps specifically for the printing of newspaper.
Point where two rolls on the paper machine come in contact.
Nitration Pulps
High purity pulps that are reacted with nitric acid to form a class of chemical derivatives called cellulose nitrates. Cellulose nitrates are used in applications ranging from solvents to smokeless (gunpowder) propellants.
Non Wood Fibers
Papermaking fibers derived from plants other than trees such as cotton, hemp, bagasse, jute, bamboo or straws.
Fabric-like material made from long fibers, bonded together by chemical, mechanical, heat or solvent treatment.
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