Pages

▼
Showing posts with label fiber identification. Show all posts
Showing posts with label fiber identification. Show all posts
Friday, 9 September 2011

Textile Analysis for Forensic Testing

›
Textile as used in Forensic Evidence Fibers represent one of the forensic evidences known as trace evidence. The forensic examiners mus...
Monday, 15 February 2010

Distinguishing Linen from Cotton

›
The Following are the basic differences on the basis of which we can distinguish Linen from cotton: 1. Linen is about 20% more heavy than...
Monday, 1 February 2010

Chemical Identification of Silk

›
Please see the following link for details on chemical identification of silk. Now that you've finished reading this post, what are you...
Wednesday, 25 November 2009

Fiber Identification - Burning Test- Man-made Fibers

›
Viscose Rayon   All viscose including High Wet Modulus scorch and ignite quickly when brought near the flame. Like cotton they burn quic...
Thursday, 4 June 2009

How to Identify Constituent Fibre Percentage in a Blend-2

›
Blend of Acrylic with Wool, Silk, Cotton, Viscose, Polyester or Nylon 1. Dissolve the acrylic fibres with (Dimethyl Formamide - DMF). Acryli...
Wednesday, 3 June 2009

How to Identify Constituent Fibre Percentage in a Blend-1

›
Blend of Polyester/Cotton (viscose) 1. Take 0.5 to 1.0 gms of blend sample, carefully weighed, and put it in a flask. 2. Add 75% (w/w) Sulp...
Tuesday, 30 December 2008

Degree of polymerisation of some fibres

›
Fibers and DP ( Degrees of Polymerisation) Nylon 6 -120 Nylon 6,6-200 Polyester (PET)- 100 Polyacrylonitrile > 2000 Viscose Rayon- 150-35...
Wednesday, 17 December 2008

Specific Gravity of Fibres

›
Acetate= 1.33 Acrylic=1.17 Glass=2.50 Nylon=1.13 Polyester=1.38 Rayon=1.52 Alpaca=1.31 Angora=1.10 Camel hair=1.31 Cashmere=1.31 Cotton=1.54...
Tuesday, 9 December 2008

Chemical Solubility Test for fiber identification

›
Please see here for Chemical solubility test for fiber idenfication.