Research Article

Toxicity Assessment of Expired Pesticides to Green Algae Pseudokirchneriella subcapitata

Table 1

Details of pesticide formulations.

Name of the pesticideBatch numberDate of manufactureDate of expiry

Insecticides

Dichlorvos 76% EC (unexpired)DH3SCR7607April, 2010April, 2012
Dichlorvos 76% EC (expired)A27032November, 2007November, 2009
Endosulfan 35% EC (unexpired)31915March, 2009March, 2011
Endosulfan 35% EC (expired)A27057August, 2007August, 2009
Quinalphos 25% EC (unexpired)SAP9K096November, 2009November, 2011
Quinalphos 25% EC (expired)A27023August, 2007February, 2009

Pyrethroids

Alphacypermethrin 10% SC (unexpired)LTA-091204November, 2009November, 2011
Alphacypermethrin 10% SC (expired)4May, 2007April, 2009
Fenvalerate 20% EC (unexpired)1001April, 2009April, 2011
Fenvalerate 20% EC (expired)111Septemper, 2007August, 2009
Lambda-cyhalothrin 5% EC (unexpired)GFKBLR0502July, 2008July, 2010
Lambda-cyhalothrin 5% EC (expired)GECBLJ0501July, 2007July, 2009

Herbicides

Fenaxaprop-p-ethyl 9.3% EC (unexpired)019July, 2009June, 2011
Fenaxaprop-p-ethyl 9.3% EC (expired)WHPSAAugust, 2007July, 2009
Pretilachlor 50% EC (unexpired)058November, 2009November, 2011
Pretilachlor 50% EC (expired)34August, 2007August, 2009
2,4 D sodium salt 80% WP (unexpired)SSP9H022August, 2009August, 2011
2,4 D sodium salt 80% WP (expired)SSP7H061August, 2007August, 2009

Fungicides

Tebuconazole 25% EC (unexpired)2007041906May, 2007May, 2010
Tebuconazole 25% EC (expired)2007030402May, 2007May, 2009
Mancozeb 75% WP (unexpired)1MZL2036Dec, 2008Dec, 2010
Mancozeb 75% WP (expired)A27102Septemper, 2007Septemper, 2009
Hexaconazole 5% EC (unexpired)011August, 2008July, 2010
Hexaconazole 5% EC (expired)10November, 2006October, 2008

Combinational fungicides

Captan 70% + Hexaconazole 5% WP (unexpired)AN00530July, 2009July, 2011
Captan 70% + Hexaconazole 5% WP (expired)AN00166February, 2007February, 2009
Carbendazim 12% + Mancozeb 63% WP (unexpired)BHJSAF7516February, 2010February, 2012
Carbendazim 12% + Mancozeb 63% WP (expired)PMC-008April, 2007April, 2009
Metalaxyl 8% + Mancozeb 64% WP (unexpired)SSP9I099Septemper, 2009Septemper, 2011
Metalaxyl 8% + Mancozeb 64% WP (expired)TAC18August, 2006August, 2008