PROPERLY - 1466 Annonces

Friday 03 January 2020

Operation of HPLC Columns In daily separation analysis, it is significant to properly use column, or the service life of the column efficiency of it can be directly affected. In the course of column loading, unloading or replacement, strong mechanical vibration should be prevented...

Thursday 19 December 2019

We have magnetic materials for sale! Magnetic materials can produce magnetic fields, which generate forces attracting or repelling ferromagnetic materials and other magnets. Magnetic materials can be divided into soft and hard magnets. Soft magnets are those materials easy to magnetize...

Tuesday 10 December 2019

The protective HPLC columns influence the separation result. First of all, the protective column has a good positive effect on the experiments. Even if the stationary phase is chosen incorrectly, the protective column can also be effective for separation. The protective column is...

Tuesday 03 December 2019

Quantité : 800pcs - Prix : 3-50usd

Features of JH-233 body worn hearing aid 1. Big enough size and obvious button, easy to operate for all people especially for the elder; 2. Pocket body worn hearing aid can be easily worn in the belts, trouser pockets and other places, contact with ear line, user doesn't need to wear on the ear...

Tuesday 03 December 2019

Quantité : 800pcs - Prix : 3-50usd

The feature of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid Hearing Amplifier 1. Modeling exquisite, the button is obvious, easy to operate; 2. Open fit hearing aid can change the ear tube as you need, comfortable wear; 3. Corresponding uncomfortable threshold...

Tuesday 03 December 2019

Quantité : 800pcs - Prix : 3-50usd

Features of JH-907 ITE Mini Ear Amplifier 1. The lightweight and easy operation, you won't feel anything after you wear, very comfortable; 2. Corresponding uncomfortable threshold properly adjust the maximum output, protect ear， low distortion; 3. 3 different earplugs are provided...

Tuesday 03 December 2019

Quantité : 800pcs - Prix : 3-50usd

Features of JH-335 Rechargeable ITE Portable Hearing Aid Hearing Amplifier 1. Rechargeable ear machine, no need to change battery frequency, reusable and Eco-friendly, Low carbon, environmental protection; 2. Two charging ways, AC adapter and battery for charging, no matter indoor or outdoor...

Tuesday 03 December 2019

Quantité : 800pcs - Prix : 3-50usd

Features of JH-238 Body aid 1. Big size body, exquisite design, obvious button, easy operation, could be used by everyone; 2. Pocket body hearing aid, can be easily wear in the belts, trouser pockets and so on, so that user can carry it to everywhere, is very stable; 3. Corresponding...

Tuesday 03 December 2019

Quantité : 800pcs - Prix : 3-50usd

Features of JH-233 body worn hearing aid 1. Big enough size and obvious button, easy to operate for all people especially for the elder; 2. Pocket body worn hearing aid can be easily worn in the belts, trouser pockets and other places, contact with ear line, user doesn't need to wear on the ear...

Tuesday 03 December 2019

Quantité : 800pcs - Prix : 3-50USD

The feature of JH-D16 Digital 4 Modes BTE Open Fit Hearing Aid Hearing Amplifier 1.Ear zoom hearing aid Bluetooth appearance makes comfortable wear and fashionable look. 1. Ear zoom Bluetooth appearance, makes comfortable wear and fashionable look, the machine looks like a Bluetooth...

Tuesday 03 December 2019

Quantité : 800pcs - Prix : 3-50USD

Features of JH-113 Analog BTE Hearing Aid Hearing Amplifier 1. Behind the ear style hearing aid amplifier, easy to wear and comfortable wearing feeling in either ear; 2. Volume control key, on/ off switch, very simple design and easy operation, suitable for all people; 3.Good sound quality...

Tuesday 26 November 2019

Quantité : 1pc - Prix : US $1 - 3,000 / Set

Basic information This underground gate valve is used as a two-way closed circuit device. Features 1. No need for sluice Wells, which reduces the amount of installation work; 2. Does not affect the traffic, and underground parts of the integration, effectively prevent theft; 3. Stem...

Tuesday 29 October 2019

We have compact wire rope isolator for sale! Hoan multi-application wire rope vibration isolator is used widely in the field of RC car, camera drone, UAV camera, video, military vehicles, highway transportation, marine, shipbuilding, navy, energy, photographic equipment, aerial equipment...

Saturday 26 October 2019

Quantité : 1pc - Prix : US $1 - 3,000 / Set

Basic information This underground gate valve is used as a two-way closed circuit device. Features of Resilient Gate Valve for Underground 1. No need for sluice Wells, which reduces the amount of installation work; 2. Does not affect the traffic, and underground parts of the integration...

Wednesday 16 October 2019

Quantité : 3000 - Prix : 1-100

Description LZQ is an OEM factory for all kinds of medical tools, such as Abutment/Transfer P25, Parallel Pin P37, Wrench P53, Chip Collection Drill P098, Bone Fetcher P16, ect. We can produce a whole kit of tools for customers' surgical cases. Details of 7c27mo2 LZQ is a dynamic...

Tuesday 15 October 2019

Quantité : 2500km/wee - Prix : <200 USD

Introduction of ADSS Fiber Optical Cable ADSS cable, All-dielectric Self-supporting Optical Cable (also known as All-dielectric self-supporting fiber optic cable). All-dielectric fiber optic cable is made of all-dielectric materials. Self-supporting means that the reinforcing member...

Sunday 13 October 2019

Quantité : 8000PCS - Prix : 3-50USD

Specification of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid Hearing Amplifier Max Sound Output 130±3dB Sound Gain 40±5dB Total Harmonic Wave Distortion 500HZ<3%</span> 800HZ<5%</span> 1600HZ<1%</span> Operation Current/mA...

Sunday 13 October 2019

Quantité : 8000PCS - Prix : 3-50USD

Specification of JH-907 ITE Mini Hearing Aid Hearing Amplifier Max Sound Output 120 ± 5dB Voltage 1.5V Sound Gain ≥35dB/28 Battery size A10 Total Harmonic Wave Distortion ≤5% Battery capacity/Mah 100 Operation Current ≤6mA Operation current/mA 3.5 Frequency...

Sunday 13 October 2019

Specification of JH-238 Pocket Body Worn Hearing Aid Hearing Amplifier Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥50dB/51.5 Battery size AA Total Harmonic ≤5% Battery capacity/Mah 2400 Wave Distortion Operation ≤4mA Operation current/mA 6.9 Current Frequency...

Sunday 13 October 2019

Quantité : 8000pcs - Prix : 3-50usd

Specification of JH-233 Body Worn Pocket Ear Sound Amplifier Hearing Aid Max Sound Output 131 ± 5dB Voltage 1.5V Sound Gain ≥55dB/58.9 Battery size AA Total Harmonic ≤5% Battery capacity/Mah 2400 Wave Distortion Operation Current ≤4mA Operation current/mA 6.9 ...

Monday 30 September 2019

Insoles and orthotic arch supports designed to provide support and shock absorption in hockey skates, ice skates, and roller skates. Why might you need a different insole? Matching your arch type to the correct insole creates full contact between the sole of the foot and the skate...

Friday 27 September 2019

The difference between Sample Vial Sample vial marketed by Hawach Scientific is of different performance and features. Snap top sample vial and crimp top sample vial are of 12 x 32 mm scale, 2ml amber vial, 11 mm snap top, and 2ml clear vial. Septa and cap for screw thread sample...

Thursday 26 September 2019

It is critical to identify any failure and properly maintain the bottle-top dispenser because it directly contacts with chemical reagents; otherwise, data precision will be greatly affected and safety accidents may even occur. Identification of tightness failures Most failures are...

Wednesday 25 September 2019

Knowledge of QuEChERS Quick, Easy, Cheap, Effective, Rugged, Safe are generally abbreviated to QuEChERS. It is a sample pretreatment method for agricultural product detection. It is used to absorb and remove impurity, and the operational principle is similar to high-performance liquid...

Wednesday 25 September 2019

Please read following instructions carefully before the operation in case of any danger or degraded performance of bottle-top dispenser. Operation procedures 1. Insert both inlet and outlet and then tighten screws; 2. Remove cap and place it under outlet pipe; 3. Turn knob to intended...

Saturday 21 September 2019

Quantité : 1000 - Prix : $3,500.00

Youtube: https://www.youtube.com/embed/g2QTF6N3Bhk Product Show Quick Details Brand Name: JENYEE Power(W): 1.5KW Weight: 800KG Application: Solo Attaching Machine Production Capacity: 2500pairs/8hr Dimension(L*W*H): 1080*780*1980mm Voltage: 380V Type: Hydraulic system...

Saturday 21 September 2019

Quantité : 1000 - Prix : $4,637.00

YouTube: https://www.youtube.com/embed/g2QTF6N3Bhk Quick Details Brand Name: JENYEE Dimension(L*W*H): 1080*780*1980mm Power(W): 1.5KW Voltage: 380V Weight: 800KG Type: Hydraulic system Application: Solo Attaching Machine Applicable: all kinds of shoes Production Capacity...

Saturday 21 September 2019

Quantité : 1000 - Prix : $6,350.00

YouTube: https://www.youtube.com/embed/sAj9wtYCSD0 Product Show Quick Details Brand Name: JENYEE Power(W): 2KW Weight: 1500KG Application: Solo Attaching Machine Production Capacity: 2500pairs/8hr Dimension(L*W*H): 1200*1280*1920mm Voltage: 380V Type: Hydraulic system...

Saturday 21 September 2019

Quantité : 1000 - Prix : $5,855.00

YOUTUBE: https://www.youtube.com/embed/doeEEViVu1s Product Show Quick Details Brand Name: JENYEE Power(W): 2.5KW Weight: 1500KG Application: Solo Attaching Machine Production Capacity: 2500pairs/8hr Dimension(L*W*H): 1200*1280*1920mm Voltage: 380V Type: Hydraulic...

Friday 20 September 2019

Quantité : 1PC - Prix : 0.01-100 USD/PCS

Magnetic materials can produce magnetic fields, which generate forces attracting or repelling ferromagnetic materials and other magnets. Magnetic materials can be divided into soft and hard magnets. Soft magnets are those materials easy to magnetize and demagnetize, while hard magnets...