According to the safety data sheet for Spartan Chemical Co. Inc., the company that manufactures and distributes the product, inappropriate exposure to HDQ Neutral causes redness and pain on ...

The EPA’s investigation found that staff and detainees were instructed to apply HDQ Neutral, a pesticide, inside the facility as often as every 30 minutes, without proper ventilation and at a ...

The Environmental Protection Agency considers HDQ Neutral corrosive and a chemical that can cause irreversible eye damage and skin burns. The manufacturer, Spartan Chemical, warns users not to ...