Lignin (alkaline), Sigma-Aldrich®
Supplier: Merck
Synonyms:
Lignin, kraft
M-Clarity™ quality level = MQ100
370959-100G
370959-500G
SIAL370959-100GEA
147
EUR
SIAL370959-100G
SIAL370959-500G
Lignin (alkaline), Sigma-Aldrich®
Lignin (alkaline)
Lignin, alkali is a complex, three dimensional polymer that is also known as kraft lignin that has undergone hydrolytic degradation. It is one of the major components of lignocellulosic materials. Lignin is a major product for second generation bioethanol production and is an impurity in the separation of cellulose from wood.
Density:
1.3 g/mL (25 °C) |
MDL Number:
MFCD00147441 CAS Number: 8068-05-1 |
Specification Test Results
CAS Number | 8068-05-1 |
MDL Number | MFCD09039274 |
Surface Tension | 43 mN/m (1% aqueous) |
Impurities | 5% moisture |
Loss on Heating @ 316 °C | 13,4 % wt. |
Loss on Heating @ 149 °C | 3,3 % wt. |
Loss on Heating @ 204 °C | 5,7 % wt. |
Loss on Heating @ 260 °C | 8,5 % wt. |
pH | 6,5 (25 °C, 5%, aqueous solution) |
Transition Temp | Sintering point 188 °C |
Soluble | Dioxane, Ethylene Glycol |
Partially Soluble | MEK, Methanol |
Insoluble | Hexane, Benzene |
Density | 1,3 g/ml at 25 °C |
Bulk Density | 23 lb/cu.ft (loose) and 32 lb/cu.ft (packed) |
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