Reviews Free Samples

Honbay 10PCS 50ml Plastic Centrifuge Tube Laboratory Tube - Orange Screw Cap, Round Bottom, Graduated Marks

...rable centrifuge tubes? Our centrifuge tubes are made of high-purity PP material, which is strong, durable, leak-proof, not easy to break, and have excellent transparency, chemical stability and long service life..
UNIQUE DESIGN - The transparent appearance with high visibility allows you to easily view the internal samples and the clear scale is easy to read. The longer blue screw cap can tightly seal the test tubes to prevent sample leakage. The plastic centrifuge tubes also include a white writing area for easy marking and identification..
GREAT VALUE FOR MONEY - The surface of the inner wall is smooth and there is no residual solution. The 4 test tube racks are convenient for storing your samples. You will obtain 200 PCS conical centrifuge tubes to meet your various experimental needs. The capacity of the centrifuge tubes is 15 ml. The size of the test tube rack is 10 x 4.4 x 2.5 inches..
WIDE RANGE OF APPLICATIONS - The 15 ml centrifuge tubes are very suitable for hospitals, scientific laboratories, schools, epidemic prevention stations, preclinical research, separation and preparation of biological samples, biochemistry and more..
30-DAY RETURN SERVICE - We will answer product questions and after-sales questions for you within 24 hours. If you are ....

Super widefield optical system offers crisp clear stereo images with 14" pillar for taller samples.
7X-45X continuous zoom magnification power.

Multi-Function:Support 8 languages,Bluetooth&mobile APP sync data,LCD Screen Display,USB Charging,Free-fall speed measurement,Collect multiple samples....
Material:Made of high quality ABS Material,light weight and portable to carry outside, handheld device.Comes with a tripod(Standard camera stand....
Accuracy Chip Chronograph:Test error≤0.35%. UNR 372U chip and the graphic LCD screen display that gives you the most exact detailed readings.
Bluetooth& APP Sync Data:Connecting with mobile phone,support for Android and for iOS system.With large capacity battery, Simple picture and easy....
Free-fall speed measurement :It can collect multiple samples data,such as BBs, water balls, Lead beads and steel balls ect..

PROVIDES 40 SECONDS OF SAMPLING MEMORY - The teenage engineering PO-33 has a built-in microphone for you to record 40-seconds of samples directly..
PLAYS YOUR SAMPLES CHROMATICALLY OR AS ONE-SHOTS - The 8 melodic slots let you play your own samples chromatically while the 8 drum banks play your sample as a one-shot..
ADDS PERCUSSION TO YOUR PERFORMANCE - The PO-33 is a 4-voice sampler. Its built-in micro drum machine allows you to layer more drum sounds over the sample recording..
ENHANCES YOUR SOUNDS - You can add a loop or stutter FX from the 16 onboard effects to create knockout samples..
INCLUDES - teenage engineering PO-33 Pocket Operator KO Sampler / Sequencer. 3-Pack of Blucoil 7-Inch Audio Aux Cables. 4-Pack of Blucoil 1.5V AAA Alkaline Batteries..

The tubular design allows for easy core removal while getting samples to ensure optimal growth for trees, shrubs, lawn, garden and turf to formulate the best possible fertilizer ratio.
The tubular design allows for easy core removal while getting samples to ensure optimal growth for trees, shrubs, lawn, garden, and turf to formulate the best possible fertilizer ratio.
The large 21" probe comes complete with a T-handle grip that ensures a comfortable grip while extracting soil samples for testing texture, pH levels, and nutrients.
The PVC sample tubes can be used to safely store the samples while transporting to a laboratory for additional testing while keeping moisture and other elements out.
Included in this offer is the S7 360 21" Soil Sample Probe with T-handle and two 4 inch PVC sampling tubes for your convenience.

Traditional incandescent lighting illuminates around the perimeter of the dial.
Display features: Time/Date, Cumulative Distance (odometer), Trip Distance (tripmeter), GPS Coordinates with Heading Info, Compass, and Peak Speed Recall.
These highly accurate GPS Speedometers include an omnidirectional 10 Hz antenna (10 samples per second) with a 16ft. cable, which is required for operation. The dimensions for the antenna are quite small (1.472 in. x 1.339 in. x 0.508 in.) allowing it to be easily hidden. The GPS antenna utilizes up to 3 GPS satellites simultaneously and samples 10 times per second.
Utilizes up to 3 GPS satellites simultaneously and samples 10 times per second.

Bottle Color: Amber (as the picture shows)..
Package Included:35 Pack 5ml Amber Glass Essential Oil Roller Bottles with Stainless Steel Roller Ball,Black Plastic Screw Caps, Free 2 Pcs 2ml Dropper+1 PCS Essential Oils Key (All in Box)..
Perfect for making "sample" roll-ons to try out new blends before committing to use more carrier oil in a regular sized roller..
Great for samples of your homemade essential oil blends,perfume blends,EO blends,samples of your DIY liquid Blends creations and your business application..
Amber Glass Roller Bottles Made of high tensile glass,BPA free,durable and not easily susceptible to scratches, or breaking,at the same time filter out harmful UV Rays to protect the essential oils..

Light blue iceless cold pack turns dark blue when ice cold.
Temperature safety is indicated by a color change when temperature is above 7 degrees C.
Special cone contour prohibits freezing of samples.
Superior to an ice bath, this iceless cold pack keeps samples safe from contamination and can be used for the protection, transportation, and storage of sensitive samples, as well as for the safely stopping reactions.

...the shelf life of food, grain and fruits and vegetables can be judged..
This is a real portable water activity meter, with a weight of only 100 grams, lighter than a mobile phone, and a precision of 0.02 aw, easy to measure water activity anytime and anywhere. Easy reading, water activity and temperature of the samples displayed together. Use USB data output to connect with PC. Provide Bluetooth data output choice..
Fast testing, measures the water activity in 5 minutes. Sensors and readings are integrated. Put the samples in sample boxes and meters are placed on them until the data are stable. Please note: This meter is calibrated by factory, users do not need to calibrate again, just input samples and test which is very simple..
If you want to verify the accurate, you can make the standard salt solution by the following steps: 1. 100g pure NaCl, add into 200g hot distilled water, stir it. Then wait till to room temperature. 2. Keep the solution into a brown bottle for one week in room temperature. 3. In room temperature 25°C (77°F), make sure the meter, solution, room temperature all same temperature. The solution AW value should be 0.73~0.77.