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The sulfates (gypsum
high-performance spectrophotometer designed for accurate and reliable water and wastewater analysis in both laboratory and field environments
titration syringe and accessories in a box Gradation: Sulfite - 2–100 mg/L SO₃²⁻ (1 syringe filling)
convenient and reliable onsite ozone testing
Strongly basic anion exchanger (SAX) with capacity ~ 1 meq/g
1408.8 uS/cm Conductivity -- 1 L 548-0383 The sulfates (gypsumConductivity calibration or verification standard prepared from KCl and ultrapure water at 1408. 8 uS cm 1L 6 month expiration
US$ 18.00
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US$ 175.00
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