Processed to US EPA Standard Method 2540 C,D, & E
Washed, dried, and desiccated to 4 decimal place resolution
Individually packaged in a pan with a readable serial number, weighed, and barcoded
Processed to US EPA Standard Method 2540 C,D, & E Washed, dried, and desiccated to 4 decimal place resolution Individually packaged in a pan with a readable serial number, weighed, and barcoded