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capacity regulator/Vi-regulator 4x CR SC 230V-50/60Hz
reduce gas leakage
2 1 1/2 7
For the old concrete surface
Yellow Toner – NPG-67 (Original / Refurbished Quality)
CHMYY-C7540 - Oxygen, dissolved Comparator krisenergybd-com capacity regulator/Vi-regulator 4x CR SCCatalog No.: C 7540 Range: 0 40 ppb C 7540 Dissolved Oxygen Comparator is a component of K 7540 Dissolved Oxygen CHEMets Visual Test Kit and is designed to be compared against the color formed in R 7540 Dissolved Oxygen CHEMets Refill. The comparators range is applicable to many industrial applications. Color standards are pink in color and cover a range of 0 40 ppb Oxygen.
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