You Searched For: Flow Switches

+ward’ssciencewardsci.com800-962-2660 Obsidian Type: Igneous; extrusive Texture/Appearance: Glassy with rare microphenocrysts or spherulites; conchoidal fracture. Color: Shiny black to brown. Mineralogy/Chemistry: A natural glass or rhyolitic (fel...

wardsci.com 800-962-2660 Rhyolite Type: Igneous; extrusive. Texture/Appearance: Fine-grained cryptocrystalline (and glassy) to microcrystalline; often porphyritic. May show flow banding. Color: Light colored; pink gray and purple. Mineralogy/Chemi...

+ward’ssciencewardsci.com800-962-2660 Basalt Type: Igneous; extrusive/intrusive. Texture/Appearance: Fine-grained intergranular plagioclase pyroxene and oxides; may contain interstitial glass. Structure massive with some vacuoles occurring. Color:...

+ward’ssciencewardsci.com800-962-2660 Andesite Type: Igneous; extrusive. Texture/Appearance: Generally fine-grained aphanitic. Massive structure often porphyritic with phenocrysts standing out in a vitreous or fine-grained groundmass. Color: Dark ...

wardsci.com 800-962-2660 Scoria Type: Igneous; extrusive (volcanic). Texture/Appearance: Fine-grained to glassy; highly vesicular (>50%). Usually heavier and more crystalline than pumice. Color: Dark reddish-brown to black. Mineralogy/Chemistry: B...

wardsci.com 800-962-2660 Graywacke Type: Sedimentary; clastic. Texture/Appearance: Generally coarse-grained with angular to sub-angular poorly sorted grains in a clayey matrix. May show graded bedding; fossils are rare. Color: Gray to greenish-gra...

+ward’ssciencewardsci.com800-962-2660 Tuff Type: Igneous; extrusive (pyroclastic). Texture/Appearance: Clastic texture with angular rock and mineral fragments and lapilli mixed with fine-grained volcanic ash partly cemented by sedimentary material...

Chemiluminescent Westerns Chemiluminescent Western blotting is an indirect method for detecting proteins bound on a membrane. The method relies on an enzyme-substrate reaction that emits light which is traditionally detected on x-ray film. Chemilu...

+ward’ssciencewardsci.com800-962-2660 Pumice Type: Igneous; extrusive (pyroclastic). Texture/Appearance: Glassy vesicular foamy frothy. Very light-weight with numerous vacuoles (some varieties float in water). A natural glass froth in which the vo...

Conditions for Customer Ownership We hold permits allowing us to transport these organisms. To access permit conditions click here. Never purchase living specimens without having a disposition strategy in place. There are currently no USDA permits...

LABORATORY CHECKLIST Chromatography ☐ AA Accessories ☐ Bio-Chromatography ☐ Buffers ☐ Bulk Media Alumina Ion-Exchange Irregular and Spherical Silica Normal Phase Reversed Phase ☐ CE and CE/MS Capillaries ☐ Flash Chromatography Columns Empty Glass ...

+ward’ssciencewardsci.com800-962-2660 Diabase Type: Igneous; intrusive. Texture/Appearance: Often porphyritic; characterized by an ophitic groundmass where intersecting plagioclase laths are partially or completely enclosed by pyroxene. Massive wi...

Azure Biosystems is dedicated to designing instruments that can deliver industry-leading performance across a broad range of laboratory applications without overcomplicating the user experience. We have designed a suite of upgradeable cSeries inst...

LABORATORY CHECKLIST Chemicals/petrochemicals ☐ Balances Analytical Micro Spatulas/Scoops Top-Loading Weigh Dishes ☐ Baths Water Circulating General Purpose Shaking ☐ Beakers* ☐ Beard Covers ☐ Bottle Carriers ☐ Bottle-Top Dispensers ☐ Bouffant Cap...

A p p lica tio n N o te 2 1 1 5 1 The Analysis of Glycerin and Glycerides (ASTM D6584) Peter Morgan Runcorn Cheshire UK Introduction Biodiesel is routinely used to supplement petroleum diesel due to the high cost of crude oil. Several ASTM specifi...

A p p lica tio n N o te 2 1 1 5 1 The Analysis of Glycerin and Glycerides (ASTM D6584) Peter Morgan Runcorn Cheshire UK Introduction Biodiesel is routinely used to supplement petroleum diesel due to the high cost of crude oil. Several ASTM specifi...