Cypermethrin

Isotopic compositions

Manufacturer	Applied/standard	Isomer ?	Isomer enriched	Batch/Lot n°	Purity (%)	δ¹³C (‰)	± (‰)	Measurement method	Reference: DOI Number	Reference Citation
Sigma Aldrich	Standard	α	Yes		99.7	-29.8	na	GC-C-IRMS	10.1016/j.jhazmat.2018.01.038	Xu, Z., et al, A new approach to estimate bioavailability of pyrethroids in soil by compound-specific stable isotope analysis, Journal of Hazardous Materials 349 (2018) 1–9
Sigma Aldrich	Standard	α	Yes		99.7	-32.18	0.36	GC-C-IRMS	10.1016/j.jhazmat.2015.03.062	Xu, Z., et al, Microbial degradation of alpha-cypermethrin in soil by compound-specific stable isotope analysis, Journal of Hazardous Materials 295 (2015) 37–42
BIOMOL	Standard	α	Yes	PR-100	na	-26	0.2	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
BIOMOL	Standard	α	Yes	PR-100-0010	na	-25.8	0.2	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
Alomone	Standard	α	Yes	C-470	na	-25.8	0.2	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
Toronto Research	Standard	α	Yes	C989000	na	-27.2	0.2	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
LKT	Standard	α	Yes	C9660	na	-24.5	0.2	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
Wako	Standard	α	Yes	039-15441	na	-25.6	0.2	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
MP Biomedicals	Standard	α	Yes	158896	na	-25.9	0.2	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
AccuStandard	Standard	α	Yes	P-225N	na	-27.1	0.2	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
AccuStandard	Standard	α	Yes	P-548N	na	-28.3	0.2	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
LGC/O2Si Standards	Standard	α	Yes	FL45806	na	-28.1	0.1	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
Sumitomo Chemical	Standard	α	Yes	Agrothrin	na	-26.7	0.2	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
Sumitomo Chemical	Standard	α	Yes	Agrothrin	na	-26.9	0.2	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
Unknown	Essential Oil	α	Yes	Muso (2%)	2	-26.9	0.1	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
Unknown	Essential Oil	α	Yes	Hekiro (3,4%)	3.4	-26.8	0.2	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
Unknown	Essential Oil	α	Yes	Kensogen-Ten (1,4%)	1.4	-27.1	0.1	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.
Unknown	Essential Oil	α	Yes	Nurse (1,5%)	1.5	-27.3	0.4	GC-IRMS	10.1080/10256016.2016.1164697	Kawashima, H. and T. Kariya, Use of stable carbon isotope ratios to determine the source of cypermethrin in so-called natural plant extract formulations used for organic farming. Isotopes in Environmental and Health Studies, 2017. 53(1): p. 70-79.

Other informations

Pesticide class	Pesticide Type	Chemical formula	#C	#Cl	#N	#H	#O	Other Ele-ments	Molar mass (g/mol)	%C	%Cl	%N	%H	%O	%Others	Water solubility at 20°C (mg/l)	Melting point (°C)	Boiling point (°C)	log Kow	Soil DT 50 lab (days)	Soil DT50 field (days)	Koc (L/kg)
Pyrethrinoïds	Insecticide	C22H19Cl2NO3	22	2	1	19	3	0	416.11	63	17	3.4	4.6	12	0	0.009	41		5.55	22.1	21.9	307558