Description
The Spectroquant® Sulfate Test allows the accurate quantification of the sulfate content in aqueous samples.
Method applied: Sulfate ions react with barium ions to form slightly soluble barium sulfate. The resulting turbidity is measured photometrically (turbidimetric method).

![Spectroquant® Hydrazine Photometric Test 0.005 - 2.00 mg/l N₂H₄ [100 Tests]](https://idealmedical.co.za/wp/wp-content/uploads/2020/07/230-Ammonia-300x300.jpg)

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