| Identification | Back Directory | [Name]
LIGNIN, ALKALI | [CAS]
8068-05-1 | [Synonyms]
KL 2 Curan KL 88 Eucalin INDULIN Reax 39 PC 1369 PC 940C CI 50400 Indulin A Curan 100 Biochoice Indulin AG INDULIN AT Lignoboost Meadol MRM Soda lignin kraftlignin Indulin ATR CI NO 50400 ACETIN BLUE Lignac 15SP Curan 27-11 Curan 27-11P Lignin, soda Acetine blue LIGNIN, KRAFT KL 2 (binder) Protobind 1075 LIGNIN, ALKALI SPIRIT INDULIN Curan (lignin) Lignin alkalie Spirit induline Lignin, sulfate Indulin AT 1369 SPIRIT NIGROSIN R Alkali soluble lignin Indulin spirit soluble Indulin alcohol soluble Lignin, alkali,Lignin, kraft LIGNIN, ALKALI ISO 9001:2015 REACH LIGNIN, ALKALI, LOW SULFONATE CONTENT Acetine blue;Indulin alcohol soluble;Indulin spirit soluble;Spirit induline;Spirit nigrosin R | [EINECS(EC#)]
-0 | [Molecular Formula]
C30H25ClN6 | [MDL Number]
MFCD00078245 | [MOL File]
8068-05-1.mol | [Molecular Weight]
505.01 |
| Chemical Properties | Back Directory | [Melting point ]
257℃ | [bulk density]
23lb/cu.ft (loose) 32lb/cu.ft (packed) | [density ]
1.3 g/mL at 25 °C | [storage temp. ]
2-8°C, sealed storage, away from moisture | [solubility ]
H2O: soluble
| [form ]
Solid | [color ]
Brown to black | [PH]
6.5 (25℃, 5%, aqueous solution) | [Merck ]
14,5487 | [EPA Substance Registry System]
Kraft lignin (8068-05-1) |
| Hazard Information | Back Directory | [Chemical Properties]
Lignin, also known as wood or lignin, is a complex aromatic high-molecular compound found in plant fibers. Its color varies depending on the source, isolation, and purification methods. Isolated lignin ranges from light creamy to dark brown. It is optically inactive, has a refractive index of 1.61, and a density of 1.25 to 1.40 g/cm??. Its molecular weight ranges from several hundred to several hundred thousand, with a polydispersity. Groundwood lignin has a molecular weight of 10,000 to 20,000, while groundwood lignin from grasses has a molecular weight of 7,000 to 9,000. Its molecular shape is nearly spherical or blocky. It is insoluble in common neutral organic solvents. Lignin is thermoplastic, and its softening temperature is related to its molecular weight and moisture content. Dry isolated lignin generally softens at a temperature of 120 to 200°C. Lignin's thermoplastic properties are closely related to the pulp, paper, and wood processing industries. | [Uses]
Primary dispersing agent for dyestuffs and agricultural chemicals. | [General Description]
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. |
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