Lignin, alkali

ALDRICH/370959

Synonym: Lignin, kraft

CAS Number: 8068-05-1
MDL Number: MFCD09039274
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-370959-100G	100 g	$121.00 1/EA	Add To Favorites
45-370959-500G	500 g	$487.00 1/EA	Add To Favorites

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This image depicts SKU: 370959-100G

Properties
Descriptions
Safety Info.
Basic Data

bulk density	23 lb/cu.ft (loose)
	32 lb/cu.ft (packed)
density	1.3 g/mL at 25 °C
description	surface tension 43 mN/m (1% aqueous)
form	powder
impurities	5% moisture
loss	13.4 wt. % loss on heating, @ 316°C
	3.3 wt. % loss on heating, @ 149°C
	5.7 wt. % loss on heating, @ 204°C
	8.5 wt. % loss on heating, @ 260°C
pH	6.5 (25 °C, 5%, aqueous solution)
Quality Level	100
solubility	benzene: insoluble
	dioxane: soluble
	ethylene glycol: soluble
	hexane: insoluble
	MEK: partially soluble
	methanol: partially soluble
	NaOH: 0.05% (warm 5% aquesous)
transition temp	sintering point 188 °C

Application:	Lignin, alkali can be used as a surface treatment agent for composites of natural fibers with petroleum based resins. It can be used as a biosorbent for potential applications in removing toxic metal ions from wastewater.
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.
Packaging:	100, 500 g in poly bottle

RIDADR	NONH for all modes of transport
WGK Germany	WGK 3
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

Density	1.3 g/mL at 25 °C
UNSPSC	12162002

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