Pene ea Melting Point
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DRK8011 Digital Melting Point Pen
Abbeder refractometer ke sesebelisoa se khonang ho khetholla mokelikeli o pepeneneng, o feto-fetohang kapa o tiileng oa index ea refractive ND le ND-NC (eo haholo-holo e leng mokelikeli o bonaletsang).
