Heroin All 0.7% 1.2% 2.2% 97.8% Grade 7 0.8% 0.8% 1.9% 98.1% Grade 8 0.3% 1.1% 2.3% 97.7% Grade 9 0.9% 1.2% 1.9% 98.1% Grade 10 0.5% 1.1% 2.2% 97.8% Grade 11 1.0% 1.1% 2.6% 97.4% Grade 12 0.7% 1.6% 2.4% 97.6%
Heroin All 0.7% 1.2% 2.2% 97.8% Grade 7 0.8% 0.8% 1.9% 98.1% Grade 8 0.3% 1.1% 2.3% 97.7% Grade 9 0.9% 1.2% 1.9% 98.1% Grade 10 0.5% 1.1% 2.2% 97.8% Grade 11 1.0% 1.1% 2.6% 97.4% Grade 12 0.7% 1.6% 2.4% 97.6%