Nút cao su 20 A

Mã : Đang cập nhật
Nhà sản xuất : Jiang Hongmeng

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                                                                    JiangyinYonghong Rubber Plastic Co.,Ltd
                                                                            CERTIFICATE OF ANALYSIS
Product Name 20A- Bromo Butyl rubber stopper
Spec. ∮20-A Lot number 20150501
Quantity 500000 pcs Sample 650pcs
Production Date May 22 2015 Expiry Date April  2020
Test standard YBB00052005    
Item n/Ac Unqualified Result
Appearance A 500/5 0 qualified
B 500/14 0 qualified
C 500/21        1 qualified
Item Tecnichal Requirement Result Conclusion
Exfoliation of puncture The quantity of exfoliation should≤20 granule 2 granules qualified
The power of puncture ≤10N 4.76 N qualified
Leak tightness and the stability of puncture outfit Puncture outfit should pull in stoppers in 4 hours and the part of puncture should undisclosed qualified qualified
Ash content Less than 45% 44.3% qualified
Volatile sulfide Less than 50ug/20cm2<Na2S> <50ug/20cm2 qualified
Particulate matter ≥10um,should less than 30pcs/ml qualified qualified
≥25um,should less than 3pcs/ml
Chemical properties PH value ≤1.0 compared with blank liquid 0.25 qualified
Clarity and color The solution should be clear ,if it is uncleared, should lighter than turbidity standard of No.2 qualified qualified
If it is yellow,should lighter than yellowgreen turbidity standard of No.2
Heavy metals  ≤micro one millionth part 0.92mg/100ml qualified
Ammonium ≤0.0002% <micro one millionth part qualified
Zinc ion ≤0.0003% <0.0003% qualified
Electric conductivity ≤40.0µs/cm 4.78us/cm qualified
Nonvolatile matter ≤4.0mg/100ml 0.88 mg/100ml qualified
  Absorbancy of vitalight yhThe max value of absorbancy between 220-360nm should ≤1.0 0.021 qualified
Conclusion All the items apply with YBB00052005            
             
Inspector  Chen FengChecker:Kanyujing
 
 

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Địa Chỉ: Số 11, Ngõ 268/21 Ngọc Thụy, Long Biên, Hà Nội

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