Human Spine Bone Skeleton Model 45cm Sitting Posture Model Medical Science Teaching Supplies Humans Skeleton Model Spine Models
Size: 45cm x 15cm x 11cm
Material: Top quality PVC
Description:
This model shows the spine with the pelvis and femur, the first choice of teaching in Medical College.
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Autoaqua Aquarium Smart TDS-100S（S1）S2 S3 Test Monitor TDS Display Connected To RO Water Outlet To Monitor Water Quality Tools
Autoaqua Aquarium Smart TDS-100S（S1）S2 S3 Test Monitor TDS Display Connected To RO Water Outlet To Monitor Water Quality Tools
This light and handy inline TDS meter can measure the quality of tap water or RO/DI water instantly and keep you and your aquarium healthy. SPECIFICATION Titanium One TDS-100 Range : 0-999 ppm Resolution : 1 ppm Accuracy : +/- 2 Power Source : CR2032 Lithium Battery Battery Life : 1 year Titanium S1 TDS-100S Range : 0-999 ppm Resolution : 1 ppm Accuracy : +/- 2 Power Source : CR2032 Lithium Battery Battery Life : 1 year Titanium S2 TDS-200S [...]
PH Meter 0.01 High Precision for Water Quality Tester with 0-14 Measurement Range Suitable Aquarium Swimming Pool
It's not only ideal for household or laboratory use, also suitable for testing pH balance of drinking water, pool, aquarium, food Project, RO system, Spa, or hydroponics.Note: This product does not include battery, battery model: 2X 1.5V LR44 range: 0.00-14.00 pHResolution: 0.01 pHAccuracy: 0.01 pHBatteries: 2X 1.5V LR44 not includedAutomatic temperature compensation: inchWarm tipsIt STEP 1: Turn open pH meter, Clean the electrode in distill waterIt STEP 2: Immerse the electrode in pH 6.86 standard buffer solutionIt STEP 3: Press the CAL button. Wait until the display digital is 6.86pH and steadyIt STEP 4: Clean the electrode [...]
7-IN-1 Fast Test Strips Fish Tank Test Paper Turtle Tank Swimming Pool Nitrite PH Nitrate Water Quality Test Aquarium Test Kits
Note: The bottle color random! Black or White. Test parameters:
7 in 1: nitrate, nitrite, ph, residual chlorine, total hardness, total alkali, carbonate Features
1. Made of PVE and other materials, safe and environmentally friendly, no pollution. Provides accurate and fast results for any water source, including fresh and salt water swimming pools, spas and hot tubs.2. Get immediate and reliable results with simple and clear instructions. Just dip it in and compare to the big color chart on the bottle. The ideal range is marked on the bottle. Specification
Category: litmus paperMaterial: PETQuantity: 50 strips/box Note
1.Please allow 1-2cm errors [...]
AutoAqua Aquarium Smart TDS Test Monitor TDS Display Connected To RO Water Outlet To Monitor Water Quality
Titanium One TDS-100 Range : 0-999 ppm Resolution : 1 ppm Accuracy : +/- 2 Power Source : CR2032 Lithium Battery Battery Life : 1 year Enjoy The Purest Water
Titanium One is the smallest inline TDS meter available on the market. It uses titanium probe, which performs excellent corrosion resistance. It is very easy to install with a 1/4” push connect union tee included. Also, it is calibratable for accurate result. After 3 minutes of non-use, it will turn off automatically to conserve battery life. Titanium S1 TDS-100S Range : 0-999 ppm Resolution : 1 ppm Accuracy : [...]
100 Pcs Water Test Strips 16-in-1 Aquarium Water Quality Test Strips for Check
100 Pcs Water Test Strips 16-in-1 Aquarium Water Quality Test Strips for Water Quality Check Aquarium Fish for Tank PoolOOTDTY
Description:brand new and high qualityFeatures:
High quality water tester with precise color coordination and high sensitivity, use professional for Health drinking water test strips to test water quality standards.Soak the drinking water test paper in the water for 2 seconds, keep it in the air for about 1 min, then adjust the color of the bottle to get the reading.Easy to carry 100 pieces test strips with container, the water quality should be tested weekly, the test strips for [...]
6/7 In 1 Premium Fast Test Strips Swimming Pool Aquarium For Total Hardness Total Alkali Ph Nitrate Chlorine Nitrite Carbonate
Test parameters:
6 in 1: nitrate, nitrite, ph, residual chlorine, total hardness, total alkali.7 in 1: nitrate, nitrite, ph, residual chlorine, total hardness, total alkali, carbonate Features
1. Made of PVE and other materials, safe and environmentally friendly, no pollution. Provides accurate and fast results for any water source, including fresh and salt water swimming pools, spas and hot tubs. 2. Get immediate and reliable results with simple and clear instructions. Just dip it in and compare to the big color chart on the bottle. The ideal range is marked on the bottle. Specification Category: litmus paperMaterial: [...]
15pcs/lot 4.01 6.86 9.18 PH Meter Calibration Point PH Buffer Powder Measure Calibration Solution For PH Test Meter
15pcs/lot 4.01 6.86 9.18 PH Meter Calibration Point PH Buffer Powder Measure Calibration Solution For PH Test Meter Item Describe: 1. Type:4.01/ 6.86 /9.18 Calibration Point 2. Each Pack Volume: 250 ml. 3. Each powder packet/sachet makes 250ml of solution when mixed with distilled or deionized water 4. Accuracy: ±0.01pH at 25°C note:
1. Due to manual measurement, please allow 1-2CM difference.
2. Due to many factors, such as the resolution, brightness, contrast of the computer screen,
the true color may be slightly different from the picture. For the final color, please refer to [...]
JBL Proscan Water Test Strips Kit Analysis Paper Water Measuring Set Aquarium Fish Plant Shrimp Tank PH GH KH NO2 NO3 Cl2 Co2
JBL Proscan Water Test Analysis With Evaluation Via App Water Test Set Aquarium Fish Tank Test Kit Features
24 analysis strips for digital evaluation with the JBL ProScan app.
These analysis strips are specially designed for the JBL ProScan app.
They can only be evaluated with the colour reference chart in the JBL ProScan and the free JBL ProScan app. Usage
Dip the analysis strip into the water for 2-3 seconds, shake it Lay it on the colour reference chart.
Using the free ProScan app in the Apple Store & Google PlayStore select the water type
Scan [...]
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