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33 LC Colum n Selection – C18 Reversed-Phase M aterials www.hichrom.co.uk • sales@hichrom.co.uk • Tel: +44 (0) 118 930 3660 Hichrom Lim ited C18 Reversed-Phase Materials SPECIFICATIONS OF C18 BONDED RP MATERIALS Octadecyl (ODS) or C18 bonded phase...

TECHNICAL BULLETIN “Pipetting error” is a phrase that is commonly heard in research laboratories. When preparing reagent cocktails pipetting error is accommodated for. What is not typically discussed or published are the causes and ramifications o...

TECHNICAL BULLETIN “Pipetting error” is a phrase that is commonly heard in research laboratories. When preparing reagents and master mixes pipetting error is accommodated for. What is not typically discussed or published are the causes and ramific...

wardsci.com 800-962-2660 Sphalerite (ZnFe) S Crystallography: Isometric; 43m. Crystals usually tetrahedral or dodecahedral and often distorted and complex; rough curved faces common. Usually in cleavable masses coarse to fine granular. Physical Pr...

TECHNICAL NOTE Can a pipette tip really improve your results? Traditional pipette tips can have several issues that compromise results including: nonspecific binding of sample to the pipette tip droplet formation and poor fit. Engineers at Biotix ...

Revised on 06/19/2013 Page 1 of 5 Safety Data Sheet Acetamide 1. PRODUCT AND COMPANY IDENTIFICATION Product Name: Acetamide Synonyms/Generic Names: Amide C2 Acetic acid amide SDS Number: 1.00 Product Use: For Educational Use Only Manufacturer: Col...

+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...

Almandine Fe3+2 Al2 (SiO4)3 (Garnet Group) Crystallography: Isometric; 4/m32/m. common forms are dodecahedron and trapezohedron. Also massive granular. Physical Properties: Cleavage: Not prominent; {110} parting sometimes distinct. Fracture subcon...

+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 Sulfur S Crystallography: Orthorhombic; 2/m2/m2/m. Crystals commonly dipyramidal; thick tabular on {001.} Also massive in spherical or reniform shapes incrusting earthy. Physical Properties: Cleavage: None. Fr...

Andradite Ca3Fe2+3 (SiO4)3 (Garnet Group) Crystallography: Isometric; 4/m32/m. Common forms are dodecahedron and trapezohedron often in combination. Also massive granular. Physical Properties: Cleavage: None; parting sometimes distinct. Fracture s...

Ward’s Custom Microscope Slides Choose Your Customization Options Our complete range of custom slides capabilities includes a variety of tissue sampling sectioning mounting and staining options as well as flexible turnaround times to meet your nee...

wardsci.com 800-962-2660 Opal SiO2 • nH2O Crystallography: None amorphous. Massive often in rounded and botryoidal forms sometimes pisolitic. Physical Properties: Cleavage: None; conchoidal fracture. Hardness: 5.0-6.0. Specific Gravity: 2.0-2.25. ...

5100 West Henrietta Rd • PO Box 92912 • Rochester NY 14692-9012 • p: 800 962-2660 • f: 800 635-8439 • wardsci.com laboratory safety contract Rules for the Sciences Laboratory and Classroom Teacher Copy I understand that I am responsible for my own...

5100 West Henrietta Rd • PO Box 92912 • Rochester NY 14692-9012 • p: 800 962-2660 • f: 800 635-8439 • wardsci.com laboratory safety contract Rules for the Sciences Laboratory and Classroom Teacher Copy I understand that I am responsible for my own...

Chemicals and other sterilization methods can affect the strength flexibility surface appearance color dimensions or weight various plastics differently. These changes can include: Sterilizing your reusable plastic labware Stress on the polymer ch...