"HACH"

Supplier: HACH

硫代硫酸钠 0.1 mol/l (0.1 N) in aqueous solution

Supplier: HACH

Set used for determination of reactive phosphorus (ortho-phosphate) by the molybdovanadate Test 'N Tube™ method.

Supplier: HACH

This titrator uses a high-precision dispensation device and cartridges that contain concentrated titrants to allow analyses in the lab, the plant or the field. Accurate titrations are made without the bulk and fragility of conventional burettes.

Supplier: HACH

Qualitative results using traditional colour comparator disc methods.

Supplier: HACH

Test kit, ManVer 2 Powder Pillows

Supplier: HACH

硫酸 5 mol/l (10 N) 在甲醇中

Supplier: HACH

Test kit, Amino acid reagent, 范围: 2,0 mg/l

Supplier: HACH

氢氧化钠 50% 在水溶液中

Supplier: HACH

Test kit, Chlorine (total) DPD, 范围: 0 - 3,5 mg/l

Supplier: HACH

邻苯二甲酸氢钾 ≥99.95% ACS

Supplier: HACH

Indicator solution for pH adjustment in total kjeldahl nitrogen determination by the Nessler method.

Supplier: HACH

A simple, economical and rapid visual colour determination kit.

Supplier: HACH

硫酸铜五水合物

Supplier: HACH

USEPA accepted for reporting wastewater analysis (digestion required). Procedure is equivalent to Standard Method 3500-Ni D for wastewater.

Supplier: HACH

Maintaining safe water conditions and to protect against system corrosion by control of chlorine and pH. The free and total chlorine and pH test kit provides more accuracy than test kits using colour cubes or step-wise comparators.

Supplier: HACH

The drop count test is a simple, easy and cost-effective way to test for many parameters like chlorine, chloride, dissolved oxygen, carbon dioxide, sulphite, nitrogen, formaldehyde, and more.