Comparison : Item # 30139510, Ohaus 52 and 120 Gram (g) Capacity Explorer Semi-Micro Analytical Balance
Item # 30139511, Ohaus 120 Gram (g) Capacity Explorer Semi-Micro Analytical Balance
Item # 30139512, Ohaus 120 an 220 Gram (g) Capacity Explorer Semi-Micro Analytical Balance
Item # 30139513, Ohaus 120 an 220 Gram (g) Capacity Explorer Semi-Micro Analytical Balance
Item # 30139514, Ohaus 220 Gram (g) Capacity Explorer Semi-Micro Analytical Balance