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*NOW a True Natural Sea Water with a 0-40PPT range
and sauces
The Master-S28M is a good alternative choice when the water resistant feature is not a priority and the Temperature Compensation will be carried out manually
the resistance would increase above the optimum resistance for the high impedance input of a pH meter
Electrodes are commonly used by researchers
HI729-26 Fluoride Low Range Checker® HC Reagents 3 Bottles Gem Refractometer *NOW a True Natural SeaThe HI729 26 are the replacement reagents for the HI729 Fluoride Low Range Checker HC. These high quality reagents are manufactured in our state of the art facility and are clearly marked with the lot number and expiration date on the bottle for traceability. Pre made reagents for ease of use Prepared with high purity chemicals Marked with expiration date and lot number for traceability *Products classified as Dangerous Goods can only be shipped via