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Biomass
Analysis Biomass is readily becoming a raw materials option for fuel sources, chemicals and materials production in today’s world. Biomass sources range from agricultural wastes, feedstocks, forestry residues, municipal wastes and energy crops. With such a wide range of biomass sources, understanding the chemical composition of the material so that the quality and performance of the biomass can be evaluated becomes an important issue. Hauser Laboratories has extensive experience in the analysis of a wide variety of biomass types. We work directly with National Renewable Energy Laboratories (NREL) and various private entities characterizing solid, liquid and slurry samples. We also have experience developing separation technologies and bench scale conversion techniques. |
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Routine
Analyses: |
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Analysis |
Test Description |
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Total Solids |
Moisture content within sample, numbers corrected on a dry weight
basis. |
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Ash Determination |
Amount of inorganic material present structurally and
non-structurally as extractables. |
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Exhaustive EtOH/Water Extractives |
Removal of non-structural material from biomass to prevent
interferences during other biomass analyses, as well as free sugar
determination. |
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Carbohydrate Content (Solids) |
The analysis includes glucose, xylose, galactose, arabinose, mannose (liquid
fractions cellobiose). Used to
determine the cellulose and hemicellulose concentrations in biomass. |
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Acetyl Content |
May also include formic and levulinic acid content
depending upon feedstock. |
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Acid Soluble and Insoluble Lignin |
Determination of the structural plant material that does not
contribute to sugar content. |
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Starch Determination |
Readily available source of sugar within some feedstocks, Amylase
Method. |
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Protein Determination |
Estimated protein content based on LECO combustion methods. |
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Ethanol Determination |
Using GC for fermentation broths. |
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Bench-scale fermentation studies |
< 7 gal. using a chosen yeast strain. |
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Bomb Calorimetry |
Determination of the BTU content of the sample. |
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Test Methods: |
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NREL Laboratory Analytical Procedures (LAP’s) Modified ASTM methods Send mail to company Webmaster with questions or comments
about this web site. |
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