smzh010
幼苗
共回答了13个问题采纳率:92.3% 举报
Project Indicators Excellent Chroma / Hazen units (platinum - cobalt color) ≤ 5 Density (ρ20) / (g/cm3) 0.791 0.792 Boiling (0 ℃,101.3kPa,at 64.0 ℃ 65.5 ℃ framework,including 64.6 ℃ ± 0.1 ℃) / ℃ ≤ 0.8 Potassium permanganate test / min ≥ 50 Water miscibility test test (1 +3) Water mass fraction /% ≤ 0.10 The mass fraction of acid (HCOOH in dollars) /% ≤ 0.0015 Or the mass fraction of alkali (NH3 dollars to) /% ≤ 0.0008 Carbonyl compounds the mass fraction (to HCHO total) /% ≤ 0.002 Evaporation residue mass fraction /% ≤ 0.001 Sulfuric acid washing test / Hazen units (platinum - cobalt color) ≤ 50
1年前
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