Bromide Butyl rubber stopper

详情

Physical function Distinguis: Should agree with requirement Falling leftoverafter puncture: ≤ 5pcs of granularity power of puncture: ≤ *0N Self-seal function: Should agree with requirement Fit function of Butyl rubber stoppers and container: Should agree with requirement Ash: Residue left ≤ *0% Chemical function Volatile sulfide: ≤ *0μg Na2S /*0cm2 Clarity and color: Clarity ≤ No.2 Color ≤ kelly No.5 pH: Disparity between with blank liquid ≤ 1.0 Ultraviolet Absorbency: (******0nm) A max ≤ 0.*0 No-volatile matter: ≤ 4.0mg/**0ml Readily oxidizable substances: ≤ 7.0ml Heavy metals: ≤ 1ppm Ammonium: ≤ 0.***2% Zinc: ≤ 0.***3% Electrical conductivity: ≤ *0.0μs/cm