The lethal dose of sodium tungstate to groundhogs is 0.5-0.75g, and the allowable concentration in the working environment is 1mg•m-3 for soluble matter and 5mg•m-3 for insoluble matter.
More details of tungstate product, please visit website: tungstate.net
Please contact CHINATUNGSTEN for inquiry and order of tungstate:
Email: sales@chinatungsten.com
Tel.: 86 592 5129595