You Searched For: Fmoc-Asp(2-phenylisopropyl+ester)-OH

Syringe Filter Efficiency and Effect of Filtration on HPLC Column Life Syringe Filter Efficiency and Effect of Filtration on HPLC Column Life Introduction Background on Column Failure Test Methods Test Results and Discussion Function of Filtration...

ward’s sciencewardsci.com800-962-2660 Bauxite Al (OH)3/AlO • OH Crystallography: A mixture; often pisolitic in round concretionary grains and also earthy massive. Physical Properties: Cleavage: None; uneven fracture. Hardness: 1.0-3.0. Specific Gr...

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Free Lab Activities Download save and print the following standards-aligned activities for use in your lab. For help locating materials browse our complete chemistry selection or contact the Ward's Science Plus Us team at sciencehelp@vwr.com. Chem...

+ward’ssciencewardsci.com800-962-2660 Azurite Cu3 (CO3)2 (OH)2 Crystallography: Monoclinic; 2/m. Habit varies; crystals commonly complex and malformed. Also massive. Physical Properties: Cleavage: {011} perfect {100} fair. Fracture conchoidal brit...

OEM – Contract Manufacturer Case Study Need To increase competitve advantage of a company's laboratory chemicals portfolio VWR explored sourcing Solutions and ACS grade Salts from alternative contract manufacturers. The company's chemical portfoli...

+ward’ssciencewardsci.com800-962-2660 Phlogopite KMg3 Si3 AlO10 (F OH)2 (Mica Group) Crystallography: Monoclinic; 2/m. Usually in six-sided plates or in tapering prismatic crystals; also in foliated masses. Physical Properties: Cleavage: {001} per...

+ward’ssciencewardsci.com800-962-2660 Actinolite Ca2 (Mg Fe+2)5 Si8O22(OH)2 (Amphibole Group) Crystallography: Monoclinic; 2/m. Crystals usually prismatic; columnar or fibrous. Also massive or granular. Physical Properties: Cleavage: {110} perfect...

Kaolinite Al2 Si2 O5 (OH)4 Crystallography: Triclinic; 1. In very minute thin rhombic or hexagonal plates. More commonly in clay-like masses. Physical Properties: Cleavage: {001} perfect; flexible inelastic. Usually unctuous and plastic. Hardness:...

+ward’ssciencewardsci.com800-962-2660 Staurolite (Fe+2 Mg Zn)2 Al9 (Si Al)4 O22 (OH)2 Crystallography: Monoclinic (pseudo-orthorhombic); 2/m. Crystals prismatic with common forms {110} {001} and {101}. Cruciform twins very common (at nearly 90° an...

wardsci.com 800-962-2660 Talc Mg3 Si4 O10 (OH)2 Crystallography: Monoclinic; 2/m. Rarely in crystals; more often in foliated masses or compact fine- grained aggregates. Compact and massive varieties known as steatite or soapstone. Physical Propert...

+ward’ssciencewardsci.com800-962-2660 Schorl (Tourmaline Group) Na Fe3+2 Al6 (BO3)3 Si6 O18 (OH)4 Crystallography: Hexagonal -R; 3m. Usually in prismatic crystals with rounded triangular cross- section due to prominent trigonal prism and subordina...

+ward’ssciencewardsci.com800-962-2660 Apatite Ca5(PO4)3(FClOH) Crystallography: Hexagonal; 6/m. Commonly occurs in crystals of long prismatic habit; also in mas- sive to compact masses. Physical Properties: Cleavage: {0001} poor. Fracture conchoid...

+ward’ssciencewardsci.com800-962-2660 Malachite Cu2 (CO3) (OH)2 Crystallography: Monoclinic; 2/m. Rarely in distinct crystals; usually prismatic or fine acicular. Commonly in radiating fibers forming botryoidal or stalactitic masses. Also granular...

wardsci.com 800-962-2660 Montmorillonite (NaCa)0.3 (Al Mg)2 Si4 O10 (OH)2 • nH2O Crystallography: Monoclinic. Always in earthy masses; crystals not distinguishable. Physical Properties: Cleavage: None apparent; usually unctuous and plastic. Hardne...

wardsci.com 800-962-2660 Illite (K H3O) (Al Mg Fe)2 (Si Al)4 O10 [(OH)2 H2O] Crystallography: Monoclinic. Crystals not distinguishable; usually in clay-like masses either compact or friable. Physical Properties: Cleavage: {001} perfect but not obs...