Total Chlorine Tester 0.00-3.50ppm, MW11 | Milwaukee

Q1: What are the primary technical specifications of the Milwaukee MW11 Total Chlorine Tester?

Answer: Official manufacturer technical specifications for the Milwaukee MW11 include:

• Measurement Type: Total Chlorine (Cl2).

• Measurement Range: 0.00 to 3.50 ppm (mg/L).

• Resolution: 0.01 ppm.

• Accuracy: +/-0.03 ppm or +/-3% of reading at 25 C.

• Light Source: Light Emitting Diode (LED) at 525 nm wavelength.

• Light Detector: Silicon photocell.

• Method: Adaptation of USEPA method 330.5 (DPD photometric reaction causing a pink tint).

• Included Accessories: 2 sample cuvettes with caps, 6 powder reagents for total chlorine, and 1 x 1.5V AAA battery.

• Dimensions & Weight: 81.3 x 61 x 38.1 mm, Net Weight: 65 g.

Q2: What is the price of a digital total chlorine tester in Bangladesh (BD)?

Answer: Digital total chlorine photometer prices in Bangladesh generally range from BDT 15,000 to BDT 150,000+, depending on measurement precision, optical system quality, reagent availability, and brand origin. European portable photometers like the Milwaukee MW11 typically cost around BDT 16,000 to BDT 22,000 as a complete starter kit including glass cuvettes and test reagents. For official price quotes, direct stock availability, and bulk procurement in BD, please contact Federal Scientific Mart (fsm.com.bd).

Q3: What is Total Chlorine, and how does it differ from Free Chlorine?

Answer:

• Total Chlorine: The total concentration of chlorine present in water, including both free available chlorine and combined chlorine (chloramines formed when chlorine reacts with ammonia, nitrogen compounds, or organic matter).

• Free Chlorine: The active, unreacted portion of chlorine that remains available to disinfect and kill harmful pathogens.

• Formula: Total Chlorine = Free Chlorine + Combined Chlorine.

Q4: How do the Milwaukee MW10 and MW11 testers compare?

Answer:

Both testers use USEPA-adapted DPD photometric methods to deliver precise digital results without visual color comparison errors.

Q5: Why choose digital photometers like the MW11 over chemical test strips or visual color comparator kits?

Answer: Chemical test strips and visual color comparator kits rely on subjective human eye judgment, which leads to frequent reading errors under varying ambient light conditions. The Milwaukee MW11 uses a dedicated 525 nm LED and silicon photocell detector to deliver precise, repeatable digital numbers on a clear LCD screen without guesswork.

Q6: How do you operate the Milwaukee MW11 tester step-by-step?

Answer:

1. Fill a glass cuvette with 10 mL of unreacted water sample, cap it, and insert it into the MW11.

2. Press the button to zero the meter ("C1" prompt).

3. Add 1 packet of Total Chlorine DPD reagent to the cuvette, cap, and swirl gently for 20 seconds.

4. Reinsert the cuvette into the tester, wait 2 minutes for full reaction development, and press the button. The digital display shows the exact Total Chlorine concentration in ppm.

Q7: What key applications require Total Chlorine monitoring with the MW11?

Answer: The MW11 is essential for applications requiring total residual chlorine tracking:

• Wastewater Treatment: Ensuring effluent discharged into rivers or drainage meets environmental safety limits.

• Drinking Water Networks: Monitoring overall chlorination levels across distribution pipelines.

• Swimming Pools & Spas: Calculating combined chlorine (chloramines) to eliminate eye irritation and strong chemical odors.

• Aquaculture & Hatcheries: Verifying complete dechlorination before introducing delicate aquatic life.

Q8: Why purchase Milwaukee Instruments products from Federal Scientific Mart (fsm.com.bd)?

Answer: Purchasing through Federal Scientific Mart guarantees:

• Authorized Supplier: Federal Scientific Mart is an authorized supplier of official Milwaukee Instruments products in Bangladesh, delivering 100% genuine equipment in original packaging.

• Local Service & Reagent Support: Direct warranty coverage, technical support, and continuous local supply of genuine Milwaukee replacement DPD reagents (MI524-25 / MI504-100).

• Nationwide Fast Delivery: Safe shipping to Dhaka, Chittagong, Rajshahi, Khulna, Sylhet, Barisal, Rangpur, and all districts across Bangladesh.