Lead contaminated water from lead pipes and fixtures contribute to lead poisoning in over 40,000,000 homes. Every time you drink from the faucet, cook with tap water, or brush your teeth, you may be at risk. The PRO-LAB® DO IT YOURSELF LEAD IN WATER TEST KIT offers you an accurate water analysis to EPA proficiency standards revealing the amount of lead in your water to as little as 1 ppb (EPA standard is 15 ppb). Laboratory results within two weeks. Express service is available for an additional fee.