Category: Chemistry
Showing 1–16 of 112 results
1/2x 0.8mm 1Kg ER70S-6 / ER50-6 Carbon Machine Steel Gas Shielded Welding Wire
$59.56ChemistryAdd to cartDescriptionWhen welding, the welding wire has fast melting speed, stable arc, less welding spatter, beautiful weld bead formation, strong anti-oxidation and corrosion resistance, low sensitivity of cladding metal pores, and good all-position welding process.Uses:GF is used in large-scale hydraulic steel structures, ships, power stations, boilers and pressure vessels, petrochemicals. Welding of 600Ma very low alloy …
1/2x 0.8mm 1Kg ER70S-6 / ER50-6 Carbon Machine Steel Gas Shielded Welding WireRead More
1/35 Stainless Steel AFV Digital Camo Spray Template Stenciling Leakage Spray Mould
$14.16ChemistryAdd to cartSpecificationMaterial:Stainless steelColor:Stainless steelPattern:Modern AFV Digital CamoScale:1/35Size:8x8cmApplication:Gundam model toolFeatures Stainless steel material, not easy to rust Long life and durable Easy to usePackage include 1 x Spray Template
1/4 inch Exhaust Seal Valve for Home Brew Fruit Wine Alcohol Distiller Part
$16.19ChemistryAdd to cartDescription1/4 Inch Exhaust Seal Valve Distiller Part is suitable for Home Brew Fruit Wi ne Alcohol.SpecificationColor:TransparentMaterial:Metal+PlasticFit for:Alcohol DistillerWeight:46gSize:53*210mmConnector:1/4inchPackage included1 x Exhaust valve
10 OZ Graphite Crucible ingot Bar Combo Mold for Silver Gold Melting Casting
$38.46ChemistryAdd to cart10 OZ Graphite Crucible Ingot Bar Combo Mold For Silver Gold Melting CastingDescritpionMaterial:graphiteSize:72X57X12mm/2.83inch X2.24inch X0.47inch(L*W*H)Slot depth:4/3/1.5mmCasting Cavity Capacity:10ozGraphite IndicatorBulk densit ≥1.82 g/cm3Electric resistivity ≥9 μ Ω mBending strength ≥45 Mparesist compression ≥65 MpaAsh ≤0.1 %particle ≤43 um(0.043 mm)FeatureGold graphite ingot moldMade from high density fine grain graphiteSet multi casting capacity in one moldPerfect for gold …
10 OZ Graphite Crucible ingot Bar Combo Mold for Silver Gold Melting CastingRead More
1000 x 2.0MP Magnifier USB Digital Electronic Microscope 4.3 inch LCD Display
$147.81ChemistryAdd to cartSpecificationsModel Name:DM4Screen size:4.3 inch high screenSensors:high performance optical wafersMain control chip:special master control 16Bit DSPLensoptical size:1/6.5inchPhoto resolution:VGA; 1.3 M; 2 M; 3 MVideo resolution:VGA; 720PData format:JPG/AVIFocus mode:Manual operationPicture format:JPG/BMPMagnification times:1000Light source:8 LED lights (adjustable brightness)Focus range:10~40mm(to watch the distant view)PC resolution and image transfer rate:640*480/26fps ,1280*720/26fpsWhite balance AutomaticExposure AutomaticPC operating system:for Windows xp, for win7,for …
1000 x 2.0MP Magnifier USB Digital Electronic Microscope 4.3 inch LCD DisplayRead More
1000X 8 LED Light Adjustable Dimmer Practical Digital Microscope
$31.94ChemistryAdd to cartSpecification-Color:Black-Size:112*33mm(4.4*1.29 inch)-Controller:High-speed DSP-Interface:USB-Flash control:50Hz/60Hz-Best video resolution:1600*1200-Magnification:1000X-LDE lamp:8LED-Image format:JPEG/BMP-Video format:AVI-Support system:windows-Hardware requirements:Petium and above, 20M hard disk, CM ROM -drive, 128MB memory, Direct X VGA card-Computer interface:USB2.0&USB1.0-Software compatibility:TWAIN/VFW, etc.Features-8 LED Light ,Photo button can quickly capture pictures for easy operation-Equipped with 360-degree rotating stand, accurate inspection effect-Industry:Inspection and inspection of PCB circuitboard, precision -machinery, printing, SMT …
1000X 8 LED Light Adjustable Dimmer Practical Digital MicroscopeRead More
100PCS Rugged Wooden Commemorative Coin Display Case Capsule Holder Storage Collection Box
$64.79ChemistryAdd to cartSpecificationMaterial:Solid woodSize:28x19x4.5 cmCapacity:100 pcsApplicationCommemorative coin collectionFeatures-Adjust the excess gasket by the diameter of the commemorative coin, and the applicable specifications are wider.-Large capacity, store 100 commemorative coins.-Solid wood, sealed with aprons, double protection, resistant to oxidation.Package Include1 x Wooden Box1 x Tote Bag100 x Round Box100 x Gasket
10Pcs 2.2inch Plastic Mesh Net Basket Hydroponic Aeroponic Flower Container Grow Pot Planting Basket
$14.16ChemistryAdd to cartSpecification Material:Plastic Height:55mm Weigh:3gThe upper edge of the outer diamete:55 mmThe outer diameter:48 mmThe lower end of the outer diameter:33 mmFeatures1.Good permeability:these net cups are designed with slotted mesh, can promote a more efficient plant growth through aeration.2.Growing by its own way:net pot with holes in the bottom, produce healthy roots with even drainage, which …
11inch Human Body Model Torso Anatomy Doll 15 Removable Parts Skeleton Visceral
$65.80ChemistryAdd to cartFeatures28cm Human Torso Viscera Heart Brain Skeleton Model with 15 Parts Removable for School Teaching Kit, placed on a plastic base for easy observation, detachable torso anatomy model with enough details,teaching and research15 parts:Including torso, brain(2 parts),heart, esophagus trachea and aorta, lung (4 parts), skull cap,stomach, diaphragm, liver, pancreas and spleen, intestine.A total of 15 …
11inch Human Body Model Torso Anatomy Doll 15 Removable Parts Skeleton VisceralRead More
12 Holes Soilless Cultivation Hydroponic Box Solar Power Flower Plant Site Hydroponic System Pump Equipment
$70.67ChemistryAdd to cartSpecificationsMaterial:PPColor:MulticolorType:12 HolesSolar Panel Power:7V 1.5WPump Power:7V 1.2WMax Flow:200L/HMax Water Height:70cm /27.56′(appr.)Life Time:≥10000 hoursDelay:≤3s(the pump will automatically restart within 3 seconds when the sun is shining)Solar Panel Size:(L)X(W) 11x11cm /4.33’x4.33′(appr.)Hydroponic Box Size:(L)X(W)X(H) 38x28x14cm /14.96’x11.02’x5.51′(appr.)Features Solar panel powered water hydroponic system grow box with bump The overall sense of strong, elegant and beautiful shape, conducive to a …
1200x Early Childhood Science Toy Biological Microscope LED Student Microscope
$30.36ChemistryAdd to cartSpecificationMaterial:Acrylonitrile Butadiene Styrene (ABS)Color:blackMagnification:1200XSize:22x13cmBattery:2xAA (Not included)Light source:LEDConverter:Three-hole camberFeatures Safety, intelligence, health Complete product functions, easy to operate Clear imaging and practical With LED light A good choice for learning, playing together, children’s toysApplication:Student microscope (5-12 years old)How to use (Instructions)Instructions1. Insert the battery and turn on the power switch.2. Turn the focus knob counterclockwise to …
1200x Early Childhood Science Toy Biological Microscope LED Student MicroscopeRead More
125Pcs Organic Chemistry Molecular Structure Medical Model Kit General & Organic Molecule Atom Bonds Student Set
$44.54ChemistryAdd to cartDescriptionThis set includes 125 pieces of durable and fine quality plastic components, virtually indestructible, and come in a sturdy plastic case for storage.SpecificationModel:TW-1 Material:PP (atomic), LDPE (connection key), ABS (box)Link Length:Short, Medium, LongFeaturesThe organic chemistry curriculum, the organic molecular structure model, stick type molecular structure model, can take a variety of common and more complex …
136Pcs Chemistry Molecular Structure Model Kit General & Organic Chemistry Atom Bonds Molecules Medical Set
$44.54ChemistryAdd to cartDescriptionThis set includes 136 pieces of durable and fine quality plastic components, virtually indestructible, and come in a sturdy plastic case for storage.SpecificationModel:ZX-1032Material:PP (atomic), LDPE (connection key), ABS (box)Link Length:Short, Long, ProportionFeaturesThe organic chemistry curriculum, the organic molecular structure model, stick type molecular structure model, can take a variety of common and more complex C, …
15Pcs Large Microwave Kiln Kit Glass Fusing Kit DIY Jewelry Art
$218.69ChemistryAdd to cartSpecificationKiln material:Ceramic FibreGlass:coe90Kiln SizeInner Dia.:13.5cmInner Height:4.5cmOuter Dia.:19.5cmOuter Height:11cmFeature– Safe, the max temp of the kiln inside could be very high, but the outside temp is below 80℃.– Easy to use, making craft at home with your microwave oven– Creat your unique jewelry, very cool gift for your families and friends~Notice1.The kiln paper is necessary. Please …
15Pcs Large Microwave Kiln Kit Glass Fusing Kit DIY Jewelry ArtRead More
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20pcs Sound Module for Electronic Toy IC Chip Voice Recorder 120s 120secs Recording Playback Talking Music Audio Recordable Board Gift
$85.21Other Module BoardAdd to cartSpecificationsOperating Voltage:3-5VStandby CurrentRecording Time:120sRecording Input:adopt ADC 14 Bit,Audio Out DAC 14 BitRecording Voice Format:ADPCMRecording Distance:3-5mRecording/Voice Play Mode:independently play a piece of sound recording or play a piece of prerecordig voiceCycle Mode Play:can set cycle play times or constant cycle playPrerecording voice is burnt from external to SPI Flash,can prerecord chord music or voiceAdaptive Loudspeaker:8-32 ohm …
10pcs 130 Small Motor DIY Homemade Fan Toy Accessories
$10.33Module ComponentsAdd to cartFeatureThree-leaf soft paddle, the central ring yellow cap is ABS green plastic, the surrounding fan blade is super soft silicone material, even if it is touched by hand when transporting, it will not be injured, it is very suitable for young makers DIY use; Used with the motor will make your DIY work more convenient.MotorSize:25*20*15mm3-6V …
10pcs 130 Small Motor DIY Homemade Fan Toy AccessoriesRead More
10pcs CJMCU-9930 APDS-9930 Proximity and Non Contact Gesture Recognition Detection Attitude Sensor
$33.33Sensor & Detector ModuleAdd to cartFeatures• Optical modules integrated with ALS, infrared LEDs and proximity detectors• Ambient Light Sensing (ALS) – Approximate human visual response – Programmable interrupt capability with upper and lower thresholds – Up to 16-bit resolution – High sensitivity operation behind dark glass – 0.01lux low lumen performance• Proximity detection – Fully calibrated to 100 mm detection …
150pcs LED RGB Common Cathode 4-Pin F5 5MM Diode
$19.32Electronic Accessories & SuppliesAdd to cartFeaturesConvenient for DIY and repair equipment and electrical appliancesPerfect use for home, office and industry electrical equipment and electrical appliancesCurrent:20mAVoltage:3VSize:5mm Light Color:RED, BLUE, GREENPackage included150 x Cathode 4-PINS F5 5mm LED Light
220V 100W Adjustable Submersible Aquarium Water Heater thermostat Fish Tank
$32.87Electronic Accessories & SuppliesAdd to cartSpecifications1. Volt:220v2. Power:100w3. Microcomputer control,Power off memory function4. Made of high-intensity anti-explosion and corrosion protection material5. Ideal for use in either saltwater or freshwater aquariums6. Electronic temperature control, high accuracy:±1→7. Easy to read and adjust the temperature8. Fixed to the glass by suction9. Adjustable temperature is 16-36 degreePackage included1 x Fish tank heater1 x English …
220V 100W Adjustable Submersible Aquarium Water Heater thermostat Fish TankRead More
3pcs 7W Mini DC DC Boost Step Up Converter 2.6-5.5V to 5V Voltage Regulator Module
$10.84Boost & Buck ModuleAdd to cartDescription– DC DC Boost Converter Module working frequency 1MHZ. – Up to 93% Efficiency (usually is 84%-91%) – Quiescent current:190uA.– Current Limit Program(0.5-2.5A,Default 1.8A) – Size:21 x 11 x 4mm– Weight:1.5g– ProtectionOver current protection(OCP)Over voltage protection(OVP)Short circuit protection(SCP)Over temperature protection(OTP) Output 5VInput voltage DC 2.6 ~ 4.5V,output DC 5V±3%Maximum output:5V/1300MA(See the table below for details) …
3pcs 7W Mini DC DC Boost Step Up Converter 2.6-5.5V to 5V Voltage Regulator ModuleRead More
120mm PC Case Fan Computer Ultra Silent LED Lights Cooler Cooling Heatsink
$15.34Electronic Accessories & SuppliesAdd to cartFeatures3pin ultra silent LED case fan.Each fan is With 15 LED lights.Connect to power supply or motherboard.Anti-vibration rubber pads on all four corners keep the fan super silent.It offers incredible cooling to increase the longevity and stability of the system and components.Cooling fan for desktop computer case and CPU cooler.SpecificationLED Light Color:Colorful MarqueeCompatible CPU:Computer Case …
120mm PC Case Fan Computer Ultra Silent LED Lights Cooler Cooling HeatsinkRead More