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water+analysis
Catalog Number:
(470014-976)
Description:
The Capillarity Apparatus is intriguing demonstration of molecular attraction.
Description:
CAS Number: 123-51-3
Formula Weight: 88.2 Formula: (CH3)2CHCH2CH2OH Hazard Info: Flammable, Toxic, Irritant Density (g/mL): 0.813-0.816 Boiling Point (°C): 133 Freezing Point (°C): -118 Solubility: Slightly in Water Synonyms: Isoamyl Alcohol, 3-Methyl-1-Butanol Shelf Life (months): 12 Storage: Red
Description:
Precalibrated test tubes and labware give fast, accurate results on-site, in the classroom, or in the lab.
Catalog Number:
(470302-348)
Description:
Formula Weight: Mixture
Formula: Mixture Hazard Info: Toxic Synonyms: Schiff Aldehyde Solution Shelf Life (months): 12 Storage: Green
Catalog Number:
(470301-912)
Description:
CAS Number: 1400-62-0<BR>Formula: C<sub>28</sub>H<sub>24</sub>N<sub>2</sub>O<sub>7</sub><BR>Formula Weight: 500.52<BR>Shelf Life (months): 36<BR>Solubility: Alcohol, Acetone, and Dilute Alkali Solutions<BR>Storage: Green<BR><BR>Please Note: This product is designed for educational and teaching laboratories and no certificate of analysis is available.
Description:
Medical every-day instrument carry case.
Catalog Number:
(470180-564)
Description:
<i>Pimephales promelas</i>. Nonaggressive. Highly adaptable and easy to maintain, minnows make good water pollution indicators. Care instructions are included. Size: 2". Package of six.
Catalog Number:
(470302-356)
Description:
CAS Number: 78-92-2
Formula Weight: 74.12 Formula: CH3CHOHCH2CH3 Hazard Info: Flammable, Toxic, Irritant Density (g/mL): 0.811 Boiling Point (°C): 97-99 Freezing Point (°C): -114 Synonyms: 2-Butanol, sec-Butanol Shelf Life (months): 36 Storage: Red ![]()
Description:
Specially Prepared “Real-Life” Combinations
The world is teeming with a wide variety of micro life, making studying samples of pond water complicated especially for the beginning student. To lessen the confusion, Ward's has prepared different culture mixes that reflect protist combinations that occur in the real world, yet eliminates the hundreds of other life-forms found in a collected sample.
Catalog Number:
(470352-048)
Description:
20 reusable micropipetting practice cards.
Description:
A space saving alternative to wire racks, these stackable submersible plastic racks are constructed of a special blend of autoclavable polypropylene. This mold-resistant plastic is both safe and sterile for use in the lab. The white racks will sink in a water bath and maintain their stability even in agitated water. Each rack features end plates for labeling as well as numbered and lettered rows for tube identification. Size of each: 9 3/4" x 4 1/10" x 2 1/2".
Description:
High quality microbiological media at an economical price.
Catalog Number:
(470308-894)
Description:
The LaMotte ColorQ meter is a simple way to test low and high concentrations of chlorine.
Catalog Number:
(470337-950)
Description:
Explore the solubility of silicates from monovalent and divalent ions.
Catalog Number:
(470158-074)
Description:
How Healthy is the Stream?
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