BS-EN71-1 Purity 99,995 khoom ua si Soj Ntsuam Cov Khoom Nickel Dics rau Magnet Test

Khoom cov kev taw qhia ntawm cov  npib tsib xee Disc

Tsis ua kom cov khoom ua si, muab lub tiaj ib feem ntawm lub npib tsib xee disc ze li sai tau mus rau lub magnet yuav tsum tau mus soj ntsuam. Maj mam thov ib tug rub cov quab yuam kom cov disc kom txog rau thaum nws cais los ntawm cov hlau nplaum los yog kom txog thaum lub magnet yog tu los ntawm cov khoom ua si. Ua lub xeem 10 sij hawm.

Khoom tsis muaj lub npib tsib xee Disc

 Khoom Feature thiab daim ntawv thov ntawm cov npib tsib xee Disc

Xeem Standards

BS-EN71-1 clause 8.34.3.1, ISO8124-1

Ceeb toom

1.Independent thawv ntim

2.In Tshuag