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Conical Glass Flask 250ml

$5.70

In stock

  • 250ml graduated glass erlenmeyer flask
  • Made from borosilicate with low thermal expansion rate,high temperature tolerance, high strength and hardness
  • High chemical properties,base resistance and acid resistance
  • Narrow mouth design with 29/40 ground joints
  • Large marked metric scale,easy to read
  • Fit for lab chemistry experiment

Delivery & Availability:
Typically 5-7 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.

SF1033560084-158

Description

  • 250ml graduated glass erlenmeyer flask
  • Made from borosilicate with low thermal expansion rate,high temperature tolerance, high strength and hardness
  • High chemical properties,base resistance and acid resistance
  • Narrow mouth design with 29/40 ground joints
  • Large marked metric scale,easy to read
  • Fit for lab chemistry experiment

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SettingsConical Glass Flask 250ml removeVolumetric Flask 500ml removeOptika B-159R-PL Binocular Microscope removeOptika B-150D-BRPL Digital Binocular Microscope removeOptika B-190TB Digital Binocular Microscope removeConical Glass Flask 1000ml remove
NameConical Glass Flask 250ml removeVolumetric Flask 500ml removeOptika B-159R-PL Binocular Microscope removeOptika B-150D-BRPL Digital Binocular Microscope removeOptika B-190TB Digital Binocular Microscope removeConical Glass Flask 1000ml remove
ImageOptika B-159R-PL Binocular MicroscopeOptika B-150D-BRPL Digital Binocular MicroscopeOptika B-190TB Digital Binocular Microscope
SKUSF1033560084-158SF1033560084-188SF1033560098-4SF1033560098-2SF1033560098-5SF1033560084-157
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DescriptionIn stock
  • 250ml graduated glass erlenmeyer flask
  • Made from borosilicate with low thermal expansion rate,high temperature tolerance, high strength and hardness
  • High chemical properties,base resistance and acid resistance
  • Narrow mouth design with 29/40 ground joints
  • Large marked metric scale,easy to read
  • Fit for lab chemistry experiment
Delivery & Availability: Typically 5-7 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.
In stock
  • Made of borosilicate glass
  • With rim, class A
  • ISO 1042
  • Diameter 100mm Height 260mm
  • Accuracy +/-0,25ml
Delivery & Availability: Typically 5-7 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.
Shipped from Abroad Cordless binocular microscope ideal for students and primary schools, with four PLAN achromatic lenses (1000x), FN 18 high eyepointeyepieces, finite optical system, coaxial focusing, mechanical stage, Abbe condenser and powerful, uniform, white color temperature 1 W X-LED1 illumination.
Delivery & Availability: Typically 21 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.
Shipped from Abroad Cordless digital binocular microscope ideal for students and primary schools, with four PLAN achromatic lenses (1000x), FN 18 high eyepoint eyepieces, finite optical system, coaxial focusing, mechanical stage, Abbe condenser and powerful, uniform, white color temperature 1 W X-LED1 illumination.
Delivery & Availability: Typically 21 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.
Shipped from Abroad Digital binocular microscope ideal for teachers and secondary schools, with four achromatic lenses (1000x), FN 18 high eyepoint, finite optical system, coaxial focusing, mechanical stage, Abbe condenser and powerful, uniform, white color temperature 3 W X-LED2 illumination.
Delivery & Availability: Typically 21 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.
In stock
Capacity 1000ml
Application Chemical Laboratory
Brand Lab Glass
Material Glass
Color Transparent
Delivery & Availability: Typically 5-7 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.
Content
  • 250ml graduated glass erlenmeyer flask
  • Made from borosilicate with low thermal expansion rate,high temperature tolerance, high strength and hardness
  • High chemical properties,base resistance and acid resistance
  • Narrow mouth design with 29/40 ground joints
  • Large marked metric scale,easy to read
  • Fit for lab chemistry experiment
  • Made of borosilicate glass
  • With rim, class A
  • ISO 1042
  • Diameter 100mm Height 260mm
  • Accuracy +/-0,25ml
Cordless binocular microscope ideal for students and primary schools, with four PLAN achromatic lenses (1000x), FN 18 high eyepointeyepieces, finite optical system, coaxial focusing, mechanical stage, Abbe condenser and powerful, uniform, white color temperature 1 W X-LED1 illumination. Slim and easy to carry, it is equipped with all the main controls to start learning how to use an advanced microscope and with long lasting LED illumination to provide over 20 years of use. The exclusive Li-Ion battery ensures unparalleled duration and fast recharge. Features:
  • Observation mode: Brightfield.
  • Head: Binocular, 30° inclined; 360° rotating.
  • Eyepieces: WF10x/18 mm, secured by screw.
  • Nosepiece: Quadruple ball bearings revolving nosepiece.
  • Objectives: – N-PLAN 4x/0.10 , with anti-fungus treatment – N-PLAN 10x/0.25 , with anti-fungus treatment – N-PLAN 40x/0.65 , with anti-fungus treatment – N-PLAN 100x/1.25 (Oil/Water) , with anti-fungus treatment
  • Specimen stage: Mechanical stage, 125x116mm, 70×30 mm X-Y movement range. Vernier scale on the two axes, accuracy: 0.1mm.
  • Focusing: Coaxial coarse and fine focusing mechanism with limit stop to prevent the contact between objective and specimen. Adjustable tension of coarse focusing knob.
  • Condenser: Abbe N.A. 1.25, pre-centered, focusable, with iris diaphragm.
  • Illumination: X-LED1 with white 1 W LED and light intensity control.
  • Color temperature: 6,300 K. Li-Ion battery for long lasting operation. Multi-plug 100-240Vac/5Vdc external power supply.
  Technical Specifications:
Observation Method - Transmitted Light Brightfield Yes
  Simple polarized light As optional
Main Body Type Upright
  Construction material Aluminum die-cast
Head Type Binocular (Siedentopf)
  Inclination 30°
  360° rotating Yes
  Interpupillary distance (mm) 48-75
  Dioptric adjustement On left tube
  Fixing screw for eyepieces Yes
  Tube inner diameter (mm) 23
Eyepieces Field number (mm) 18
  Magnification 10x
  High eyepoint (for glass wearers) Yes
  Pointer As optional
  Micrometric scale As optional
  Diameter of micrometer glass (mm) 20
Nosepiece Positions Quadruple
  Bi-directional Yes
  Rotation on ball bearings Yes
  Objective thread RMS
Objectives Optical system 160
  Anti-fungus treatment Yes
  Parfocal distance (mm) 45
  Standard magnifications 40x-400x
  Type N-PLAN
  Objectives included 4x/0.10, W.D. 15.2 mm 10x/0.25, W.D. 5.5 mm 40x/0.65, W.D. 0.45 mm
  100x/1.25 (Oil/Water) W.D. 0.13 mm
Stage Type Double layer
  Dimensions (mm) 125x116
  Moving mechanism Rack and pinion
  Moving range (mm) 70x30
  Material Anti-scratch painting
  Specimen clips Yes
  Slide number 1
  X-Y Vernier scale Yes
  Vernier scale accuracy (mm) 0.1
Condenser - Single Position Type Abbe
  Numerical aperture (N.A.) 1.25
  Diaphragms Iris
  Centrable Pre-centered
  Focusable By rotation
Focusing System Type Coaxial coarse & fine
  Coarse total travel (mm) 16
  Fine total travel (per single rotation) (mm) 0.4
  Fine graduations 100
  Fine resolution (µm) 4
  Upper stop to prevent contact Yes
  Adjustable tension Yes
Transmitted Illumination Type X-LED
  X-LED type X-LED1
  Light source power (W) 1
  Brightness control Manual
  Lifetime (hours) > 65,000
  Temperature (K) 6,300
  Max. required power (W) 1.5
Power Supply for Transmitted Illumination Type External
  Microscope connector Jack, 2.1 mm
  Power plug type Multi-plug (EU, UK, US)
  Input voltage 100/240 Vac, 50/60 Hz
  Output voltage 5 Vdc 500 mA
  LED indicator Yes
  Rechargeable batteries Yes
  Battery type Li-ion (battery pack)
  Working time of batteries (hours) 15
  Charging time of batteries (hours) 6
Accessories Included Dust cover Yes
  Immersion oil (10ml) Yes
  Tension adjustment tool Yes
  User Manual Digital version (downloadable)
Additional Information Mirror for transmitted light (as optional)
Product Weight Height (mm) 350
  Width (mm) 170
  Depth (mm) 320
Product Weight (kg) 4
 
Click Here To Download Catalogue
Cordless digital binocular microscope ideal for students and primary schools, with four PLAN achromatic lenses (1000x), FN 18 high eyepoint eyepieces, finite optical system, coaxial focusing, mechanical stage, Abbe condenser and powerful, uniform, white color temperature 1 W X-LED1 illumination. Slim and easy to carry, it is equipped with all the main controls to start learning how to use an advanced microscope and with long lasting LED illumination to provide over 20 years of use. The exclusive Li-Ion battery ensures unparalleled duration and fast recharge. Features:
  • Observation mode: Brightfield.
  • Head: Binocular, 30° inclined; 360° rotating. With integrated 3.1 MP camera.
  • Eyepieces: WF10x/18 mm, secured by screw.
  • Nosepiece: Quadruple ball bearings revolving nosepiece.
  • Objectives: – N-PLAN 4x/0.10 , with anti-fungus treatment – N-PLAN 10x/0.25 , with anti-fungus treatment – N-PLAN 40x/0.65 , with anti-fungus treatment – N-PLAN 100x/1.25 (Oil/Water) , with anti-fungus treatment
  • Specimen stage: Mechanical stage, 125x116mm, 70×30 mm X-Y movement range. Vernier scale on the two axes, accuracy: 0.1mm.
  • Focusing: Coaxial coarse and fine focusing mechanism with limit stop to prevent the contact between objective and specimen. Adjustable tension of coarse focusing knob.
  • Condenser: Abbe N.A. 1.25, pre-centered, focusable, with iris diaphragm.
  • Illumination: X-LED1 with white 1 W LED and light intensity control.
  • Color temperature: 6,300 K. Li-Ion battery for long lasting operation. Multi-plug 100-240Vac/5Vdc external power supply.
  Technical Specifications:
Observation Method - Transmitted Light Brightfield Yes
  Simple polarized light As optional
Main Body Type Upright
  Construction material Aluminum die-cast
Head Head Binocular (Siedentopf)
  Inclination 30°
  360° rotating Yes
  Interpupillary distance (mm) 48-75
  Dioptric adjustement On left tube
  Fixing screw for eyepieces Yes
  Tube inner diameter (mm) 23
Eyepieces Field number (mm) 18
  Magnification 10x
  High eyepoint (for glass wearers) Yes
  Pointer As optional
  Micrometric scale As optional
  Diameter of micrometer glass (mm) 20
Nosepiece Positions Quadruple
  Bi-directional Yes
  Rotation on ball bearings Yes
  Objective thread RMS
Objectives Optical system 160
  Anti-fungus treatment Yes
  Parfocal distance (mm) 45
  Standard magnifications 40x-1000x
  Type N-PLAN
  Objectives included 4x/0.10, W.D. 15.2 mm
  10x/0.25, W.D. 5.5 mm
  40x/0.65, W.D. 0.45 mm
  100x/1.25 (Oil/Water), W.D. 0.13 mm
Stage Type Double layer
  Dimensions (mm) 125x116
  Moving mechanism Rack and pinion
  Moving range (mm) 70x30
  Material Anti-scratch painting
  Specimen holder Yes
  Slide number 1
  X-Y Vernier scale Yes
  Vernier scale accuracy (mm) 0.1
Condenser - Single Position Type Abbe
  Numerical aperture (N.A.) 1.25
  Diaphragms Iris
  Centrable Pre-centered
  Focusable By rotation
Focusing System Type Coaxial coarse & fine
  Coarse total travel (mm) 16
  Fine total travel (per single rotation) (mm) 0.4
  Fine graduations 100
  Fine resolution (µm) 4
  Upper stop to prevent contact Yes
  Adjustable tension Yes
Transmitted Illumination Type X-LED
  X-LED type X-LED1
  Light source power (W) 1
  Brightness control Manual
  Lifetime (hours) > 65,000
  Temperature (K) 6,300
  Max. required power (W) 1.5
Power Supply for Transmitted Illumination Type External
  Microscope connector Jack, 2.1 mm
  Power plug type Multi-plug (EU, UK, US)
  Input voltage 100/240 Vac, 50/60 Hz
  Output voltage 5 Vdc 500 mA
  LED indicator Yes
  Rechargeable batteries Yes
  Battery type Li-ion (battery pack)
  Working time of batteries (hours) 15
  Charging time of batteries (hours) 6
Accessories Included Dust cover Yes
  Immersion oil (10ml) Yes
  Tension adjustment tool Yes
  User Manual Digital version (downloadable)
  USB cable (m) 1.8
  CD-ROM Yes
Additional Information Mirror for transmitted light (as optional)
Product Dimensions Height (mm) 365
  Width (mm) 170
  Depth (mm) 320
Product Weight (kg) 4
Digital Head Resolution (MP) 3.2
Sensor type CMOS
Sensor size 1/2.5"
Sensor aspect ratio 4/3
Full image size 2048x1536
Pixel size (µm) 2.2x2.2
Frame rate 4 fps (2048x1536), 8 fps (1280x1024), 30 fps (640x480)
S/N ratio (dB) 40
Dynamic range (dB) 66.5
Sensitivity (V/lux*s @550nm) 0.53
Exposure time (s) 15 - 1/1500
USB type 2.0
System requirements Win 7 / Win 8 / Win 10 (32/64 bit)
Software OPTIKA PROView
Digital binocular microscope ideal for teachers and secondary schools, with four achromatic lenses (1000x), FN 18 high eyepoint, finite optical system, coaxial focusing, mechanical stage, Abbe condenser and powerful, uniform, white color temperature 3 W X-LED2 illumination. The 3.1 MP CMOS camera ensures excellent colour reproduction and is connected to a Windows tablet PC with vivid color graphic display for unparalleled comfort and performance. The tablet represents a 2-in-1 solution as it can be disconnected and used as a real PC, being Windowsbased, with powerful Intel processor and large touch screen of 10.1” for fast, responsive and smooth control. Features:
  • Observation mode: Brightfield.
  • Head: Binocular, 360° rotating and 30° inclined. Interpupillary distance from 48 to 75 mm; dioptric adjuctment on left eyepiece. Built-in 3.1 MP camera.
  • Eyepieces: WF 10x/18 mm, secured by screw.
  • Nosepiece: Quadruple revolving nosepiece, rotation on ball bearings.
  • Objectives: HC – High Contrast Achromatic 4x/0.10 with anti-fungus treatment. HC – High Contrast Achromatic 10x/0.25 with anti-fungus treatment. HC – High Contrast Achromatic 40x/0.65 with anti-fungus treatment. HC – High Contrast Achromatic 100x/1.25 (Oil/Water) with anti-fungus treatment.
  • Specimen stage: Double layer mechanical sliding stage, 125×115 mm, 70×30 mm X-Y movement range. Vernier scale on the two axes, accuracy: 0.1mm.
  • Focusing: Coaxial coarse (adjustable tension) and fine focusing mechanism with limit stop to prevent the contact between objective and specimen.
  • Condenser: Abbe N.A. 1.25, pre-centered, adjustable height with iris diaphragm.
  • Illumination: X-LED² with white 3 W LED and light intensity control. Color temperature: 6,300 K. Multi-plug 100-240Vac/6Vdc external power supply. Color temperature: 6,300 K.
  Technical Specifications:
Observation Method - Transmitted Light Brightfield Yes
  Simple polarized light As optional
Main Body Type Upright
  Construction material Aluminum die-cast
  Trasportation handle Yes
Head Type Binocular (Siedentopf)
  Inclination 30°
  360° rotating Yes
  Interpupillary distance (mm) 48-75
  Dioptric adjustement On left tube
  Fixing screw for eyepieces Yes
  Tube inner diameter (mm) 23
Eyepieces Field number (mm) 18
  Magnification 10x
  Pointer As optional
  Micrometric scale As optional
  Diameter of micrometer glass (mm) 20
  High eyepoint (for glass wearers) Yes
Nosepiece Positions Quadruple
  Bi-directional Yes
  Rotation on ball bearings Yes
  Objective thread RMS
Objectives Optical system 160
  Anti-fungus treatment Yes
  Parfocal distance (mm) 45
  Standard magnifications 40x-400x
  Type HC
  Objectives included 4x/0.10, W.D. 18 mm 10x/0.25, W.D. 7 mm 40x/0.65, W.D. 0.53 mm
  100x/1.25 (Oil/Water) W.D. 0.13 mm
Stage Type Double layer
  Dimensions (mm) 125x116
  Moving mechanism Rack and pinion
  Moving range (mm) 70x30
  Material Anti-scratch painting
  Specimen clips Yes
  Slide number 1
  X-Y movement Yes
  X-Y Vernier scale Yes
  Vernier scale accuracy (mm) 0.1
Condenser - Single Position Type Abbe
  Numerical aperture (N.A.) 1.25
  Centrable Pre-centered
  Focusable By rotation
Focusing System Type Coaxial coarse & fine
  Coarse total travel (mm) 18
  Fine total travel (per single rotation) (mm) 0.4
  Fine graduations 100
  Fine resolution (µm) 4
  Upper stop to prevent contact Yes
  Adjustable tension Yes
Transmitted Illumination Type X-LED
  X-LED type X-LED2
  Light source power (W) 3
  Brightness control Manual
  Lifetime (hours) > 65,000
  Temperature (K) 6,300
  Max. required power (W) 6
Power Supply for Transmitted Illumination Type External
  Microscope connector Jack, 2.1 mm
  Power plug type Multi-plug (EU, UK, US)
  Input voltage 100/240 Vac, 50/60 Hz
  Output voltage 6 Vdc  2.5A
Accessories Included Dust cover Yes
  Immersion oil (10ml) Yes
  Tension adjustment tool Yes
  User Manual Digital version (downloadable)
  Calibration slide Yes
  Touch pen Yes
  USB cable (m) 0.5
Additional Information External rechargeable battery pack (as optional). Tablet Keyboard (as optional).
Product Weight Height (mm) 525
  Width (mm) 260
  Depth (mm) 320
Product Weight (kg) 7.5
Camera specifications PC Camera resolution (MP) 3.1
  Camera resolution (n° of pixels: W x H) 2048x1536
  USB Signal output USB 2.0
  Color / Monochrome Color
  Sensor Size 1/2.5"
  Sensor Technology CMOS
  Sensor Type APTINA CMOS
  Rolling Shutter Yes
  Image Format 4/3
  Pixel Size (mm) 2.2x2.2
  Frame rate full resolution (fps) 8@1280x1024
  Frame rate other resolution (fps) 30@640x480
  Sensitivity 0.53 V/lux-second
  Signal/Noise Ratio (DB) 40.5
  Dynamic range (DB) 66.5
  ADC conversion 12 Bit
  Color Depth 8 Bit
  Exposure time … - 1.5 sec
  Binning 1x1
  IR filter Yes
  IR filter range (nm) 680
  Camera Power PC USB
  C-Mount Yes
Camera accessories Calibration slide Yes
Environment specifications Working Temperature -10°C up to +50°C
  Storage Temperature -20°C up to +60°C
  Relative Humidity 30% to 80%
  Storage Humidity 10% to 60%
Operating System OS Windows 10 (64Bit)
Available Software SW PROVIEW
Warranty Years 2
Tablet Operating system Windows 10 (64Bit)
  CPU Intel® Atom™ Z8350, Quad core
  CPU speed 1.44 GHz
  Graphic card Intel® HD Graphics 400
  RAM Ram 4 GB LPDDR3
  Display size LED 10.1” IPS Multi Touch Screen
  Display resolution 1920x1200
  Storage Hdd 64 GB
  Network Wireless - Bluetooth 4.0
  Input ports Micro USB (OTG) - USB Type-C - Micro SD card reader
  Output ports Microphone - Headphone - Micro HDMI
  Battery Type Lithium-ion
  Battery capacity 6500 mAh
  Power consumption 15W
  Power supply 5V 3A
  Dimensions (mm) 261X167X9
  Weight (Kg) 0.53
  Language Multilanguage
Tablet accessories OTG cable (micro USB-B to USB-A) Yes
  USB cable USB-B to USB-A (0.5m) Yes
  Touch pen Yes
 
Click Here To Download Catalogue
Capacity 1000ml
Application Chemical Laboratory
Brand Lab Glass
Material Glass
Color Transparent
WeightN/AN/AN/AN/AN/AN/A
DimensionsN/AN/AN/AN/AN/AN/A
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