Chemistries, Reagents and Standards

Chemistries, Reagents and Standards
Hach® has more than 60 years of history dedicated to formulating and packaging high-quality reagents for water analysis. We understand your applications and formulate our reagents to ensure exceptional performance and deliver results you can trust, time after time. Our expertise extends beyond chemistry formulation to the complete reagent system. Hach chemistries are rigorously tested in combination with our packaging and instruments to ensure the highest possible system performance. No other company can offer these advantages.
 
Browse Products by Parameter

Products: Sulfite

PN / Name
Platform
Range
Method
EPA Compliant
Instrument, Test Kit, etc
CAD Price
HPT430: Sulfite reagent set 0.1-5.0 mg/L SO₃ 0.10 - 5.00 mg/L SO₃²¯ 10308 DTNB     Contact Hach
2333353: Iodine Standard Solution, 0.0282 N, 1 L Solution 0 - 20 mg/L SO₃²⁻ AT1000 Amperometric Titration Sulfite Automatic Titrator Method     Contact Hach
2155332: Buffer, Phosphate Type, pH 7, for Amperometric Chlorine, 100 mL MDB Solution 0 - 20 mg/L SO₃²⁻ AT1000 Amperometric Titration Sulfite Automatic Titrator Method     Contact Hach
2267410: Sulfite Equivalent Standard Solution, 5000 mg/L as SO3, pk/16 - 10 mL Voluette Ampules Solution 4 - >400 mg/L SO32- 8216 Iodate-Iodide Digital Titration   View Contact Hach
2408449: Sulfite Standard Solution, 15 mg/L as SO₃ (equivalent), 500 mL Solution 4 - >400 mg/L SO32- 8216 Iodate-Iodide Digital Titration   View Contact Hach
199849: Phenylarsine Oxide (PAO) Standard Solution, 0.000564 N, 500 mL Solution 0 - 20 mg/L SO₃²⁻ AT1000 Amperometric Titration Sulfite Automatic Titrator Method     Contact Hach
2272300-CA: Sulfite Reagent Set, Digital Titrator Digital Titrator 4 - >400 mg/L SO32- 8216 Iodate-Iodide Digital Titration   View
OBSOLETE
70553: Sulfite 3 Reagent, 1 L Solution 10 - 200 mg/L Iodometric   View Contact Hach
2409353: Sodium Thiosulfate Standard Solution, Stabilized, 0.0250 N, 1 L Solution 4 - >400 mg/L SO32- 8216 Iodate-Iodide Digital Titration   View Contact Hach
70553: Sulfite 3 Reagent, 1 L Solution 1 - 20 mg/L Iodometric   View Contact Hach
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