Filters
"Orangé de méthyle"
Filters
Methyl Orange
CAS Number: 547-58-0
Formula Weight: 327.35
Formula: C14H14N3NaO3S
Density (g/mL): 0.35-0.39
Freezing Point (°C): >300
Solubility: Hot Water
Synonyms: C.I. No. 13025, C.I. Acid Orange 52
Shelf Life (months): 36
Storage: Blue
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United Scientific™ Light Emitting Diodes
Quality LEDs for electrical experiments.
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Pulley Cords
Ideal for small pulley systems, cord is available in a variety of colors, strengths, and lengths.
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Orange IV
CAS Number: 554-73-4
Formula Weight: 375.38
Formula: C18H14N3NaO3S
Solubility: Water and Alcohol
Synonyms: Tropaeolin OO, Acid Orange 5
Shelf Life (months): 36
Storage: Green
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Unit Cube Base Ten Orange Stand
These Orange Unit Cubes will help your students or kids learn math concepts by providing them a visual model.
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SureSeal™ Colored Microcentrifuge Tubes, Sterile
Super-clear polypropylene tubes in superior packaging.
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Construction paper
Contains five each of 10 different colors: black, white, red, orange, yellow, green, blue, purple, pink and brown.
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Ward's® Citrine Quartz
Yellow to orange crystal with a glassy luster and smooth, often transparent appearance.
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Corning® Vacuum Filter/Storage Systems, Sterile, Corning
Vacuum filter systems available in four sizes: 150 ml; 250 ml; 500 ml and 1 L. Adapters are colour coded by membrane type for easy product identification: Polyethersulfone (PES) yellow; cellulose acetate (CA) orange; cellulose nitrate (CN) blue; nylon (NY) red.
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Petri Dishes
An assortment of VWR® petri dishes for laboratory applications are available.
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Ward's® Lithographic Limestone
When minerals, rocks, and fossils cannot be accurately identified by macroscopic observation and testing, thin section slides can reveal the composition and structure of the specimens on a microscopic level.