Hand Refractometer Erma Type |
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| Hand Refractometer Erma Type
(3058 B) |
Accuracy 2%, Built in amici prism and special light reflection system for colour elimination to obtain sharp critical boundary line and optimum contrast.
Hand Refractometer are available in three ranges
Cat. No. |
Ranges |
1)
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0 to 32 % |
2)
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28 to 62 % |
3) |
58 to 92 |
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