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Friday, August 16, 2019

Quantity : 80000Pcs - Price : 3-50USD

- Specification of JH-D10 Digital Trimmer 3 Modes Ear Hook Trimmer Hearing Aids Hearing Amplifier - Max Sound Output 128±3dB Voltage D.C.1.4V Sound Gain 57±5dB Battery Type LR44H/A675 Total Harmonic Wave Distortion 500Hz ＜6% 800Hz ＜4% 1600Hz ＜1% Battery capacity/Mah...

Friday, August 16, 2019

Quantity : 80000Pcs - Price : 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...

Friday, August 16, 2019

Quantity : 80000Pcs - Price : 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...

Friday, August 16, 2019

Quantity : 80000Pcs - Price : 3-50USD

- 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...

Friday, August 16, 2019

Quantity : 80000Pcs - Price : 3-50USD

JH-233 Body Worn Pocket Ear Sound Amplifier / Body Level Hearing Aid - 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 ...

Friday, August 16, 2019

Quantity : 80000Pcs - Price : 3-50USD

- Specification of JH-116 Personal Sound Amplifier Behind The Ear Hearing Aid - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB/44 Battery size LR754 Total Harmonic ≤5% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA 4.5 Current...

Friday, August 16, 2019

HLP Klearfold: The Visual Packaging Innovator and Market Leader HLP Klearfold is the clear packaging specialist… the company manufactures visual packaging exclusively and has been doing so for over 40 years. It is the world's largest and most accomplished producer of plastic folding...

Friday, August 16, 2019

- Category - In terms of the filler type, SPE column can be divided into four applications of silicone bonding matrix, polymer matrix, absorption matrix and specialized columns. Besides, the silicone bonding has four sorts—antiphase(C18 sealing end/uncapped/hydrophile, C8), positive...

Thursday, August 15, 2019

We need to check if the temperature of the pipette </ a>is different from the temperature difference between the pipette and the tip, which affects the accuracy of the pipette. In general, when the temperature of the removed liquid does not match the temperature of the tip and the pipette...

Wednesday, August 14, 2019

Categories Sample vials, also glass vials, are divided into six different sorts according to various relevant aspects as the chart down below. Classification Details Bottle top type screw thread, snap, crimp (matched pliers are required while using) Color transparent, brown(to...)

Wednesday, August 14, 2019

Flash column chromatography is an alternative to long column chromatography developed in 1978. This method aims to separate the components from the mixture and thereby purify it. It is built from existing long column chromatography techniques and is time-consuming and often unsatisfactory...

Wednesday, August 14, 2019

The important technical parameters of Hawach SPE Columns are the key points of selection. Material The material selection of the SPE column is very important. The column material is in direct contact with the test object or analyte. The quality of material selection determines the...

Tuesday, August 13, 2019

Pipettes are widely used in the laboratory. Proper operation and use of pipettes can improve work efficiency. What are the six common operational misunderstandings of pipettes? Pipettes are widely used in laboratories. The correct operation and the use of pipettes can improve work efficiency...

Tuesday, August 13, 2019

Adjustable bottle-top dispensers are divided into two types: internally-mounted type and externally-mounted type. They use reciprocating motion of syringe and two single acting pistons to make liquid quantity, directional movement and liquid adding. Internally-Mounted Type Bottle-Top...

Monday, August 12, 2019

Syringe filter is a kind of filter connected to the front of the syringe. When the experimenters deal with the chromatographic samples with syringe filter, they should pay attention to avoiding bringing impurities in the process of filtration. One reason for the appearance of such...

Monday, August 12, 2019

The filter capsules are ready-to-use units for the filtration of media containing particles. They are also used for removing biologicals in pharmaceutical and biotechnology applications. Other applications are like easy sample preparation, separation of cell debris, filtration of...

Saturday, August 10, 2019

Quantity : Proofing b - Price : 200-1500CNY

PTFE Teflon PCB has excellent comprehensive performance: high temperature resistance (-192°C-260°C), corrosion resistance (strong acid, strong alkali, aqua regia, etc.), weather resistance, high insulation, high lubrication, no adhesion, Non-toxic and other excellent characteristics...

Saturday, August 10, 2019

Quantity : Proofing b - Price : 500-1500CNY

Custom flex pcb china from PCBSKY, pcb manufacturer in china shenzhen, a TRUE PCB MANUFACTURER. Because of the advantages (for example, cost, space, and weight savings) that flexible and Rigid-Flex-circuit boards have for some projects, they are used ever more frequently. PCBSKY can...

Saturday, August 10, 2019

Quantity : 10000 - Price : 1-10000 USD

ZC Type Mechanical Rotary Blow Flat Bag Filter Introduction: The dust collector adopts a circular body structure with uniform force, good anti-knocking performance, compact structure, high-pressure blower and blower cleaning, and is not limited by the air source condition, and uses...

Saturday, August 10, 2019

Quantity : 10000 - Price : 1-10000 USD

Single-pulse bag filter is widely used in mining, electric furnace smelting, machinery manufacturing, chemical products, cement, building materials, grain processing and other industrial and mining enterprises warehouse top, bottom, belt transmission and local dust source dust. It...

Friday, August 09, 2019

Price : 1000-6000USD

Laser projectors use laser beams to transmit images. The optical components of the laser hologram projector are mainly composed of RGB light valve, X prism, projection lens and drive light valve. The laser beam passes through the corresponding optical elements and the beam expansion...

Thursday, August 08, 2019

Flash columns adopt high-capacity silica gel for precise filling, which has very excellent separation and purification performance. The specific surface area of high-capacity spherical silica gel is 40% higher than that of ordinary spherical silica gel, and the sample loading is twice...

Thursday, August 08, 2019

The membrane filter is widely used in today's life, including ultrafiltration membrane, microporous membrane, nanofiltration membrane, microfiltration membrane, mesopore fiber ultrafiltration membrane, etc. Role of the membrane filter 1. Treatment of solute separation and concentration...

Wednesday, August 07, 2019

Price : 20000USD

We are manufacturer of LPG Bobtail, LPG Bobtails, Used LPG Bobtail and truck tanks, LPG Bobtail & truck tank, LPG Gas Storage Bobtail, LPG Semitrailer, LPG Transport Tank, Used LPG Bobtail and truck tanker, LPG Tanker. Technical Specification: Design Pressure: 17.16 bar Test Pressure...

Wednesday, August 07, 2019

Price : 20000USD

We are manufacturer of LPG Bobtail, LPG Bobtails, Used LPG Bobtail and truck tanks, LPG Bobtail & truck tank, LPG Gas Storage Bobtail, LPG Semitrailer, LPG Transport Tank, Used LPG Bobtail and truck tanker, LPG Tanker. Technical Specification: Design Pressure: 17.16 bar Test Pressure...

Wednesday, August 07, 2019

Price : 20000USD

We are manufacturer of LPG Bobtail, LPG Bobtails, Used LPG Bobtail and truck tanks, LPG Bobtail & truck tank, LPG Gas Storage Bobtail, LPG Semitrailer, LPG Transport Tank, Used LPG Bobtail and truck tanker, LPG Tanker. Technical Specification: Design Pressure: 17.16 bar Test Pressure...

Wednesday, August 07, 2019

Price : 25 000,00 €

Our Enterprises, we are manufacturer of Used LPG Storage Tank and LPG Road Tanker, LPG Transport tank, LPG Transport truck tank, Used LPG Bobtail, LPG Bobtails, Used LPG Bobtails, with best quality as per the requirement of customers. We are manufacturer of LPG Horton spheres...

Wednesday, August 07, 2019

Pipe ttes are often used to remove a small amount of liquid in the laboratory. Micropipette first appeared in 1956, invented by Schnitger who is a scientist of the Institute of physiology and chemistry, Germany. Pipettes of different specifications are equipped with different sizes...

Wednesday, August 07, 2019

we are specialists in sourcing and exportation of high quality and affordable products to your market. Our quest is to provide high quality products, excellent service at competitive price and timely delivery to our customers. Find our offers below. Packaging & Shipping Product Type...

Tuesday, August 06, 2019

Membrane syringe filters are used to clarify small-volume sample solutions generally. The housing is well-designed to spread the sample solution over the entire surface of the membrane so that maximum membrane capacity is used. And the construction without any glue or binders helps...