Certified valuesAs. 32.4 mg/gCr.179 mg/gNi. 42.0 mg/gBe. 8.77 mg/gCu .29.3 mg/gPb. 58.9 mg/gCd . 0.31 mg/gHg .0.090 mg/gV. 54.9 mg/gCo . 12.6 mg/gMn.540 mg/gZn . 69.0 mg/gIndicative value for BaAqua regia soluble contentCertified valuesAs. 26.1 mg/gCr.147