Reddit reviews Smart Weigh Calibration Weight Kit, Includes 50g, 2x20g, 10g, 5g, 2x2g, 1g and 8 Different Sizes Milligram Calibration Weights, and a Set of Tweezers
We found 2 Reddit comments about Smart Weigh Calibration Weight Kit, Includes 50g, 2x20g, 10g, 5g, 2x2g, 1g and 8 Different Sizes Milligram Calibration Weights, and a Set of Tweezers. Here are the top ones, ranked by their Reddit score.
Class: OIML Class M2Milligram Weights: 50mg, 20mg, 10mgGram Weights: 50g, 2x20g, 10g, 5g, 2x2g, 1gMultiple calibration weight sizes for your convenience when neededAppropriate for all kind of measurements general laboratory, commercial or educational
I have these:
http://www.amazon.co.uk/gp/product/B00EPO9M2Y?psc=1&redirect=true&ref_=oh_aui_detailpage_o04_s00
And I also have this:
http://www.amazon.co.uk/gp/product/B00FM7VHUI?psc=1&redirect=true&ref_=oh_aui_detailpage_o04_s01
I've tested item 1 with item 2 and they're consistently accurate to within 0.01g
The resolution of my scale is 0.01gr. I would assume the instrument could have an inherent error (As all instruments)
Amazon sells calibration kits:
https://www.amazon.co.uk/Smart-Weigh-Calibration-Different-Milligram/dp/B00FM7VHUI/ref=sr_1_fkmr1_2?ie=UTF8&qid=1503180399&sr=8-2-fkmr1&keywords=1gr+calibration+weight.
I could question my reference, its legal, that said, the more measurements we have with similar instruments and cards could strengthen the results presented in this thread.