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HI7031L - EC 1413 µS/cm@25°C - 500ml
1 × ฿963.00 -
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HI716 Checker HC ® - Bromine
1 × ฿3,103.00
Subtotal: ฿4,066.00
Reagents for the photometric determination of calcium. Oxalate method.
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The HI 775 Checker®HC is a simple, accurate, and cost effective way to measure alkalinity. Designed as a more accurate alternative to chemical test kits, the HI 775 provides quick, accurate results in four easy steps.
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Range 0.0 - 8.0 ppm | DPD method | Resolution 0.1ppm
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Range 0:00 to 5:00 ppm | EPA Method 315 B | 0.01ppm resolution
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Range 0-999 ppb | ASTM Method D1687-92 diphenylcarbonate | Resolution 1 ppb
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Reagents for HI 755 Checker HC ®, 25 Tests
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Range 0.0 - 12.5 ppm | DPD Method | Resolution 0.1ppm
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Range 0 - 200 ppb | ascorbic acid method | Resolution 1 ppb