Hanyoyin dubawa
Hanyoyi na gwaji don juriya na girgiza zafin zafi da dorewa na kwantena gilashi; GB/T 4548 gwajin Hanyar da rarrabuwa ga ruwa yashwa juriya na ciki surface na gilashin ganga; Iyakoki masu izini na gubar, cadmium, arsenic da rushewar antimony a cikin kwantena gilashi; 3.1 ingancin ma'auni don kwalabe gilashi
Gwajin Ƙarfi
Za a gudanar da kwalban zagaye bisa ga tanadi na GB / T 6552. Zaɓi ɓangaren mafi rauni ko tuntuɓar ɓangaren kwalban don tasiri. Ana iya gudanar da gwajin nau'in ta hanyar simintin karon samarwa ko gano kan na'ura.
Duba Samfurin
Na farko, lissafta adadin fakitin da aka fitar bisa ga 5% na jimlar adadin fakitin a cikin wannan rukunin kayayyaki: kashi ɗaya bisa uku na adadin fakitin da ake buƙata an zaɓi bazuwar daga gaba, tsakiya da bayan kowane abin hawa, kuma 30% -50% na fakitin an zaɓi su ba da gangan daga kowane fakitin don duba bayyanar.
