P. Chemitech is a well-recognized leader as importer, formulator, and distributor of agrochemical products in Thailand, with the famous trademark "Red Dog", representing highly strong brand for 53 years.
P. Chemitech has a factory, under subsidiary company, THC Agroscience Company Limited (Thai Herbicide Company Limited) and the distributor named Alvy Crop Solution Company Limited. We are the first manufacturer of Glyphosate and 2,4-D Amine in Thailand. To date, the company has been awarded
ISO 9001 : 2015 certified (Originally ISO 9001:2000 since 2000.)
ISO 14001 : 2015 certified
ISO 17025 : 2017 certified.
1970 P. Chemitech Company Limited founded by Mr. Ek Lertdetdecha.
1974 First manufacturer and GR plant in Nonthaburi province.
1986 Became the sole distributor of 2,4-D Sodium Salt from Poland until now
1989 Established formulation plant under the name Thai Herbicide Company Limited at Bangpoo Industrial Estate, Samutprakarn province.
1997 Established Standard Laboratory for agrochemical.
1997 Established EC and SL formulation plant.
2002 Established the Research and Development Center in Nakhonpathom province.
2004 Became the first Glyphosate formulator, and the only one with glyphosate 62% IPA in Thailand.
2007 Became the first 2,4-D Amine formulator in Thailand.
2014 Business expanded to Cambodia market
2015 Business expanded to Myanmar market
2018 Established Alvy Crop Solution Company Limited mainly focus on environmental-friendly products.
2022 Changed the manufacturer name from Thai Herbicide Company Limited to THC Agroscience Company Limited.