
Acephate, also known as Orthene, is a pivotal organophosphate insecticide that has maintained its relevance in agricultural pest management for decades. This article provides an in-depth exploration of its chemical properties, applications, and the company behind its production, Hebei Dongfeng Chemical Technology Co., Ltd.
Acephate is a foliar insecticide renowned for its efficacy against a broad spectrum of pests. Its mechanism of action involves the inhibition of acetylcholinesterase (AChE), an enzyme critical for nerve signal transmission in insects. This makes it particularly effective against both sucking and chewing insects. The compound is metabolized into methamidophos, a more active form, but its unique properties ensure minimal impact on non-target organisms, including humans and animals.
Figure 1: Visual representation of Acephate formulations available in the market.
| Property | Details |
|---|---|
| Melting Point | 93°C |
| Density | 1.35 g/cm³ |
| Vapor Pressure | 2.26 × 10⁻⁴ Pa at 24°C |
| Flash Point | 2°C |
| Storage Temperature | Approx. 4°C |
| Solubility | Water, Chloroform, DMSO: Soluble |
| pKa | 11.00 ± 0.46 (Predicted) |
| Form | White to yellow solid |
| Water Solubility | Readily soluble |
Acephate is widely used in agricultural pest control across diverse crops. It effectively targets pests such as:
Its systemic activity allows it to be absorbed by plants, providing long-lasting protection against both contact and ingested pests. This makes it a preferred choice for crops like cotton, vegetables, fruits, and ornamentals.
Figure 2: Application scenarios of Acephate in crop protection.
The company offers multiple formulations to suit different agricultural needs:
These formulations ensure flexibility in application methods, whether through foliar sprays or soil treatments.
Acephate is classified under GHS07 with a Warning signal. Its hazard statements include H302+H312, indicating potential harm if ingested or inhaled. The UN1648 3/PG 2 classification emphasizes its flammable nature. Users must adhere to strict safety protocols, including the use of personal protective equipment (PPE) and proper storage conditions at 4°C.
Figure 3: Safety label and hazard symbols for Acephate.
As a leading manufacturer in the agrochemical industry, Hebei Dongfeng Chemical Technology Co., Ltd. has established itself as a trusted supplier of high-quality insecticides. With a focus on innovation and sustainable practices, the company ensures that its products meet international standards for efficacy and safety. Their commitment to research and development has made Acephate a cornerstone of their product portfolio.
For more information about the company, visit their official website.
Acephate remains a critical tool in modern agriculture due to its broad-spectrum activity, systemic properties, and compatibility with various formulations. Its role in pest management is underscored by its low toxicity to non-target organisms and high efficacy. As the agricultural sector continues to evolve, products like Acephate will play a vital role in ensuring food security and crop productivity.
1. National Institute of Standards and Technology (NIST). https://www.nist.gov (Accessed: [Insert Date]).
2. Acephate Product Specifications. https://www.dfchempest.com/acephate.html.