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Whatman 1440-125 Ashless Quantitative Filter Paper, 12.5cm Diameter, 8 Micron, Grade 40 (Pack of 100)

Classic general purpose ashless filter paper.
typical applications include gravimetric analysis for numerous components in cements, clays, iron and steel products.
Primary filter for separating solid matter from aqueous extracts in general soil analysis and quantitative determination of sediments in milk.
Use as apure analytical grade clean-up filter for solutions prior to AA spectrophotometry.
high purity filter in collecting trace elements and radionuclides from the atmosphere.

Recommended for analytical procedures involving coarse particles or gelatinous precipitates (iron or aluminium hydroxides).
Used in quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates.

Tiger A3 Clear Tuff Box Plastic Multi Purpose Storage Carry Case (Red Handle).
Tiger A3 Tuff Box with coloured Handle Multi purpose transparent filing/storage box for art, home, office & school Opens flat with flush fit fold back handles Integral snap lock clips with reversible three position paper retention clip Ideal for carrying and storing art & craft paper, paints & other media.

100 Grade-1 chromatography paper strips for the best value and ability to conduct many experiments.
Size: 6 inches x .75 inch blotting paper perfect size for easy separation experiments and learning.
Crisp separation & easy to interpret readings (commonly used to separate mixtures of colored inks).
Details: Chemistry paper has medium/fast Filtration speed, .17mm thickness, particle retention 11 um.
Satisfaction guarantee: our products are top quality & come with a 30-day money-back guarantee.

2.3 AMP motor of the electric sander sands at 14,000 OPM.
Rubber overmold texture will provide a smooth and comfortable control while sanding.
Improved paper clamp of the 1/4 sheet sander features for better paper retention.
Locking dust-port system that allows the user to lock vacuum hose up with the sander.
Reduced overall height of the sander to get the user closer to their work.
Separate counterwieght for reduced vibration.
Rubber dust boot over the switch to protect against dust ingestion for longer switch life.
Dust port is designed to fit directly to DWV010 or DWV012 dust collectors.
To attach dust port to other vacs with 1 1/4-inch hoses use DWV9000 universal quick connector.

2.3 AMP motor of the electric sander sands at 14,000 OPM.
Rubber overmold texture of the 1/4 sheet sander will provide smooth and comfortable control while sanding.
Improved paper clamp features for better paper retention.
Locking dust-port system that allows the user to lock vacuum hose up with the sander.
Reduced overall height of the sander to get the user closer to their work.
Separate counterweight design reduces vibration.
Rubber dust boot over the switch to protect against dust ingestion for longer switch life.
Dust port is designed to fit directly to the DWV010 or DWV012 dust collectors.
To attach dust port to other vacs with 1 1/4-inch hoses use DWV9000 universal quick connector.

Filter paper diameter: 110mm，you can also cut it to any other smaller sizes.
Qualitative filter paper possesses a pore size of between 15-20µm,filter papers remove particles > 20 µm,ash content: ≤0.15%.
Medium flow: Qualitative filter paper works better and helps in the experiment due to the correct flow rate,filtration Speed: 35-70 seconds,our paper’s medium retention and flow rate provide a wide array of uses not only biological and chemical fields, but it is also excellent for use in classroom settings.
Material: composed of high-quality coarse cellulose, excellent workmanship, bleaching, non toxic, non heating, heat resistance.
HeyWin Team always adhere to the principle of customer first, and serve with heart. If you encounter problems with the product, please contact us immediately, we will give you a satisfactory answer within 24 hours.

2.3 AMP motor of the electric sander sands at 14,000 OPM.
Rubber overmold texture will provide a smooth and comfortable control while sanding.
Improved paper clamp of the 1/4 sheet sander features for better paper retention.
Locking dust-port system that allows the user to lock vacuum hose up with the sander.
Reduced overall height of the sander to get the user closer to their work.
Separate counterwieght for reduced vibration.
Rubber dust boot over the switch to protect against dust ingestion for longer switch life.
Dust port is designed to fit directly to DWV010 or DWV012 dust collectors.
To attach dust port to other vacs with 1 1/4-inch hoses use DWV9000 universal quick connector.

Full Flower Press Kit: Come with all tools needed on flower pressing like press plate, lining paper, absorbent paper, sponge, tweezers, etc..
6-layers Flower Pressing Design: You can press 5 layers flower or leaves at the same time with Auihiay flower press. It can improve your efficiency and create more your own pressed flowers.
Superior Material: The wooden plate is extra strong and the hook & loop straps will hold more pressure than you put on them! Drying plate and lining paper makes the great color retention and drying rate.
Suitable Size: About 6.3 x 8.27 inch / 16 x 21 cm. Easy to carry, you can take it outdoors and make your pressed flowers at any time.
Perfect for Handicraft: Make various flower specimen to adorn greeting cards, scrapbooks, bookmarks, weddings and other invitations. ***Refer to video, pictures or product descriptions for use steps.

This trendy gold design album is ideal for keeping the precious moments of your life: parties, birthdays, holidays, travel.
The square format, slim back, is ideal for storing the short and precious moments of life and is as compact and practical as a book, with a large capacity (60 photos).
The inner pages of the album are made of 250 g/m2 black hard card, with high quality paper, this album allows for excellent photo retention.