This study aims to determine the quantity of steel. Zinc, cadmium, and lead have been studied, for example, vegetables, vegetable, vegetables, kale vegetable slug: Cantonese lettuce, vegetables, vegetables Hong teh hydroponics and organic vegetables by Atomic kaaep India phachan mate RI call specification. For example, using acid digestion method, click and haidonkhlorik acids in the outer aspect ratio 3:1, under appropriate experimental conditions where the service comes Max nalek thipbop vegetables: lettuce, vegetables and hydroponics is the minimum quantity: vegetables, kale is a hydroponics. Zinc is found in vegetables, organic vegetables, Cantonese, which is the best minimum found in vegetables, kale, which is a hydroponics vegetables. The most common cadmium in vegetables and organic vegetables and found the slug, which is a minimum in vegetables and vegetable Hong teh hydroponics, which are the most common, and cadmium in vegetables and organic vegetables, Cantonese, which is the best minimum found in vegetables and organic vegetables, kale, which is steel, zinc, cadmium and lead found a 0.40 2.00-3.29 mg/kg.1.31 mg/kg-4.60-0.16 mg/kg 7.00-0.94 mg/kg, respectively. With the range of concentrations that are straight lines of iron. Zinc, cadmium, and lead is 0.05-1.50 ppm (R2 = 0.9960), 0.01-0.5 ppm (R2 = 0.998), 0.05-2 ppb (R2 = 0.993), 0.05-1.50 ppm (R2 = 0.998) per cent return (% Recovery) of steel. Zinc, cadmium and lead are 109.73 109.43, 108.02, and respectively the value of 112.67 percent relative standard deviation (% RSD) of steel. Zinc, cadmium, and lead is 6.99 6.74 6.40, and 8.45, respectively. The minimum threshold value of measuring (LOD) equals 0.5764, 0.0793 0.0107 0.0140 ml per liter, and the minimum quantity and value, the report is accurate (LOQ) equal to 0.7035, 0.1357 0.0147 and 0.016 ml per liter, respectively. All organic vegetables and hydroponics vegetables that people consume to under this study, it was found that the quantity eaten to cannot contain harmful to the body.
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