Linen Most Useful: Perspectives on Structure, Chemistry, and Enzymes for Retting Flax

Table 12

Bioprep-retted Hermes seed flax to optimize retting conditions.

Retting formulation^1	Fine fiber; yield (%)^3	Strength; (g/tex)^4	Fineness^5	Predicted shive (%)^6
0.1% followed by M	10.0 ± 2.9^bcd	34.7 ± 2.1^a	4.5 ± 0.1^ab	5.1 ± 1.9^bc
0.1% containing M	6.3 ± 0.2^ef	31.8 ± 1.5^a	4.5 ± 0.1^ab	4.6 ± 0.9^bc
0.1% no chelator	5.6 ± 0.4^f	ND	ND	11.4 ± 2.6^a
0.5% followed by M	10.7 ± 2.5^bcd	36.1 ± 3.6^a	4.5 ± 0.1^ab	2.0 ± 1.1^def
0.5% containing M	9.3 ± 2.7^bcdef	33.3 ± 1.4^a	4.5 ± 0.1^a	3.9 ± 1.9^bcd
0.5% no chelator	8.5 ± 1.0^cdef	ND	ND	5.7 ± 1.7^b
1.0.% followed by M	11.8 ± 2.2^abc	32.1 ± 0.7^a	4.3 ± 0.1^c	1.7 ± 0.9^ef
1.0% containing M	9.0 ± 1.3^bcdef	30.6 ± 1.1^a	4.4 ± 0.1^abc	3.6 ± 1.4^bcdef
1.0% no chelator	9.5 ± 0.3^bcde	ND	ND	3.7 ± 1.5^bcde
1.5% followed by M	11.8 ± 2.1^abc	29.8 ± 6.8^a	4.1 ± 0.1^d	1.5 ± 0.2^f
1.5% containing M	8.1 ± 0.1^def	33.2 ± 0.6^a	4.4 ± 0.1^abc	3.0 ± 1.1^cdef
1.5% no chelator	ND	ND	ND	ND
2.0% followed by M	10.2 ± 2.0^bcd	32.6 ± 0.9^a	4.1 ± 0.1^d	2.3 ± 1.2^def
2.0% containing M	7.4 ± 1.1^def	31.6 ± 0.6^a	4.4 ± 0.1^bc	2.9 ± 1.3^cdef
2.0% no chelator	ND	ND	ND	ND
5.0% followed by M^2	11.7 ± 2.9^abc	32.6 ± 1.3^a	4.2 ± 0.1^de	1.6 ± 0.5^ef
5.0% containing M^2	13.2 ± 5.2^a	33.9 ± 0.8^a	4.1 ± 0.1^d	2.0 ± 0.4^def
5.0% no chelator	12.7 ± 2.4^ab	29.8 ± 3.6^a	4.2 ± 0.1^de	2.3 ± 0.8^def

¹Hermes flax was dried at 55°C before crimping through the 9-roller calender. M is 1.83% Mayoquest 200. Triplicate samples of 150 g were tested.
²Mayoquest used at 3.0% (30 mM EDTA) as chelator (C).
³Shirley-cleaned fiber yield after 1 pass.³Modified test method ASTM D1445-95, 1999.
⁴Stelometer. ⁵Airflow. ⁶ASTM D7076-05, 2005.
^a,b,c,d,e,f Values followed by different letters differ at 𝑃≤0.05.
Data from [35].