High precision: High wavelength accuracy (±3nm), Wavelength range(350~1020nm), good monochromaticity, low astigmatism, high accuracy of measurement and good stability..
Automatic Function: Automatic light door, automatic zero and hundred adjustment equipment calibration..
Easy to Use: This spectrophotometer has digital display shows measurement values. Visible spectrophotometer, an analytical instrument commonly used in physic-chemical laboratories to make quantitative and qualitative analysis of specimen materials in the Visible..
Long Service Life: Digital Spectrophotometer Spectrometer adopting tungsten lamp to ensure the service life of equipment. It is a must-have multi-purpose analytical instrument for routine laboratories..
Widely Application: Widely used in medical, food, petrochemical industry, environmental protection and monitoring, etc..
U.S. Pool Supply Swimming Pool & Spa Test Kit Refill Solutions, Test Water for pH, Chlorine and Bromine
The 2 standard refill solutions for pool & spa chemical test kits.
1/2 ounce dropper bottle of OTO (Orthotolidine) Chlorine Test Solution.
1/2 ounce dropper bottle of Phenol Red pH Test Solution.
The 2 standard testing solutions that are used for measuring and maintaining the proper Chlorine, Bromine and pH chemical levels in swimming pools and spas.
5 drops of each solution are typically mixed in a test tube block along with pool water to check the Chloride, Bromine and pH readings.
KUNHEWUHUA Digital Viscometer 15~100,000 mPa.s Rotary Viscosity Meter Tester NDJ-5S Newton Liquid Fluidimeter Tester 100-240v
❤ 【APPLICATION】Digital rotary viscometers are widely used in the measurement of viscosity of non-Newtonian fluids such as inks, paints, coatings, adhesives, greases, juices, dairy products, cosmetics, pharmaceuticals, biological fluids, rubber, mud, pulp, etc..
❤ 【FEATURES】The screen can directly display the viscosity, rotation speed, rotor number, percentage torque and other information. The full scale of the viscometer is automatically corrected according to the standard silicone oil standard value. The measurement result is accurate and reliable, and the repeatability is good..
❤ 【ROTORS】Equipped with a No. 1-4 viscometer rotors. Different rotors can be selected according to the viscosity range of different test liquids, and different speeds can be set..
❤ 【NDJ-8S】The NDJ-8S has a larger viscosity measurement range. The NDJ-5S can be selected for liquids with a small viscosity change range. The NDJ-9S is equipped with a temperature sensor for experimental projects where liquid temperature needs to be monitored at any time. The additional No. 0 rotor is suitable for liquids with a viscosity range of 0-15 mPa.s..
❤ We are the original factory of the viscometer machine, we are confident with our products. If you have any qu....
...ccurate dates. Embark swabs, including ones inside misprinted boxes, remain fully effective for at least two years. Results are guaranteed - If a sample does not work, Embark will reach out and provide a replacement free of charge..
BREED ID THAT'S TWICE AS PRECISE: Embark tests over 230,000 genetic markers, twice as many as the next competitor. We also screen for 350+ dog breeds, more than any other dog DNA test. This means Embark's test is the most accurate and scientifically advanced on the market..
HIGHEST RATED & MOST TRUSTED: Embark is the highest rated dog DNA brand on Amazon.com with over 16,000 5-star reviews. Only Embark uses research-grade data and is partnered with Cornell University College of Veterinary Medicine. In a blind study, dog owners rated Embark as the most trusted dog DNA test..
DISCOVER YOUR PUP'S RELATIVES: Find and connect with your pup's family through the world’s first canine relative finder. Over 90% of dogs tested by Embark have a close relative, like a cousin, and 12% discover a direct family member..
Refrigeration Digital Manifold Gauge Set for Air Conditioning/Refrigerator Digital Gauges HVAC with Double Pressure&Temp Test Manifold Digital HVAC Gauges with Hose Temperature Control Clip Toolbox
【Digital Manifold Gauge Set】Manifold gauge kits are used to install, test and maintain refrigeration equipment (such as air conditioners,....
【Condensing Pressure&Temp Test of manifold Gauge】The air pressure gauge can test the minimum pressure when the refrigerant changes from gas to....
【Evaporation pressure and temperature test of manifold Gauge】The air pressure gauge can test the maximum pressure when the refrigerant changes....
【The air pressure gauge can be filled with refrigerant through the visual window & Refrigerant type can be set】Built-in 89 kinds of Refrigerant....
【High/Low-pressure temperature test & Pressure leakage test for HVAC tools】The hvac gauges can test the temperature of the digital refrigeration....
Doheny's Ultimate Pool Opening Chemical Start-Up Kit (Ultimate Kit (for Pools Up to 30,000 Gallons))
TAKE THE GUESS-WORK OUT OF OPENING YOUR CHLORINE-BASED POOL IN THE SPRING WITH DOHENY'S POOL START-UP KIT! This convenient package contains all of the chemicals you need to get your pool ready for the swimming season!.
BENEFITS OF DOHENY'S POOL START-UP KITS INCLUDE eliminating the need to buy all of your pool start-up chemicals separately. Kits work for pools 10,000 to 30,000 gallons. All kits include easy to follow instructions!.
EACH ULTIMATE START-UP KIT CONTAINS Doheny's Metal Out - the ULTIMATE Stain, Rust & Scale Preventer.
Our Premium Super Shock Plus. ALL Doheny's Start-Up Kits include a FREE 10-Pack Of Test Strips.
OUR POOL MASTER NC BRANDS START-UP KIT IS THE MOST POWERFUL POOL OPENING CHEMICAL START-UP KIT ON THE MARKET! Similar To Our Ultimate Kit For Pools Up To 30,000 Gallons - BUT, Also Includes 1 QUART BOTTLES OF Metal Free and Pool Magic Spring & Phos-Free!.
Doheny's Ultimate Pool Opening Chemical Start-Up Kit (Ultimate Kit (for Pools Up to 10,000 Gallons))
TAKE THE GUESS-WORK OUT OF OPENING YOUR CHLORINE-BASED POOL IN THE SPRING WITH DOHENY'S POOL START-UP KIT! This convenient package contains all of the chemicals you need to get your pool ready for the swimming season!.
BENEFITS OF DOHENY'S POOL START-UP KITS INCLUDE eliminating the need to buy all of your pool start-up chemicals separately. Kits work for pools 10,000 to 30,000 gallons. All kits include easy to follow instructions!.
EACH ULTIMATE START-UP KIT CONTAINS Doheny's Metal Out - the ULTIMATE Stain, Rust & Scale Preventer.
Our Premium Super Shock Plus. ALL Doheny's Start-Up Kits include a FREE 10-Pack Of Test Strips.
OUR POOL MASTER NATURAL CHEMISTRY START-UP KIT IS THE MOST POWERFUL POOL OPENING CHEMICAL START-UP KIT ON THE MARKET! Similar To Our Ultimate Kit For Pools Up To 30,000 Gallons - BUT, Also Includes 1 QUART BOTTLES OF Metal Free and Pool Magic Spring & Phos-Free!.
