You Searched For: Vacuum+Diffusion+Pumps

Description: Less confusing than other test kits that require students to distinguish different bacterial colonies on a Petri dish, this test features a distinct color change that will tell with certainty if fecal coliforms are present.

Catalog Number: 470150-462

Supplier: Ward's Science

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Description: Be prepared for spills in your lab.

Catalog Number: 470163-134

Supplier: Ward's Science

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Description: Food colors in dropper bottles.

Catalog Number: 470049-618

Supplier: Ward's Science

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Description: Note: The chemical specifications for some items on this product page may differ from the specifications listed above. For more information, consult the Safety Data Sheet or contact your Ward's representative.

Catalog Number: 470024-834

Supplier: Ward's Science

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Description: The semi-permeable membrane, created from a natural source of cellulose, allows passage of particles up to 14000 Da.

Catalog Number: 470163-406

Supplier: Ward's Science

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Description: A colorful way to test the pH of various solutions!

Catalog Number: 470334-898

Supplier: Ward's Science

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Description: Use this solution to slow down and relax microorganisms such as <i>Paramecium, Euglena</i> and <i>Stentor</i>. The ready-to-use dropper bottle makes it easy to store and transfer quieting liquid. Includes a dropper.<BR><BR>Please Note: This product is designed for educational and teaching laboratories and no certificate of analysis is available.

Catalog Number: 470007-320

Supplier: Ward's Science

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Description: Ready to Use for Quick Response.

Catalog Number: 470127-676

Supplier: Ward's Science

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Description: CAS Number: 14808-60-7
Formula: SiO2
Density: 2.65 g/mL
Boiling and Freezing Point: 2230°C, 1610°C
Solubility: Insoluble
Synonyms: Silicon Dioxide, Quartz, Crystalline Silica
Shelf Life: 36 Months

Catalog Number: 470302-336

Supplier: Ward's Science

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Description: CAS Number: Mixture
Formula: Mixture
Density: Approximately 1 g/mL
Boiling Point: Approximately 100°C
Freezing Point: Approximately 0°C
Synonyms: Isotonic Saline Solution
Shelf Life: 24 Months

Catalog Number: 470302-026

Supplier: Ward's Science

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Description: Learn about Structures within a Plant Stem

Catalog Number: 470034-390

Supplier: Ward's Science

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Description: CAS Number: 67-56-1
Formula: CH3OH
Density: 0.79 g/mL
Boiling and Freezing Point: 65°C, -98°C
Solubility: Miscible with Water and Alcohol
Synonyms: Methanol, Wood Alcohol
Shelf Life: 36 Months

Catalog Number: CA470301-754

Supplier: Ward's Science

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Description: CAS Number: 1787-61-7
Formula Weight: 461.38
Formula: C20H12N3NaO7S
Solubility: Hot Water
Synonyms: Mordant Black 11, C.I. No. 14645
Shelf Life (months): 36
Storage: Green

Catalog Number: 470301-026

Supplier: Ward's Science

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Description: CAS Number: 10326-27-9
Formula: BaCl2·2H2O
Density: 3.1 g/mL
Boiling and Freezing Point: 1560°C, 925°C
Solubility: Water
Synonyms: Barium Dichloride
Shelf Life: 36 Months

Catalog Number: 470300-322

Supplier: Ward's Science

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Description: Solution used for tracking DNA during agarose electrophoresis; prepared with ultra-pure water and reagent-grade chemicals. 10X concentration.

Catalog Number: 470024-814

Supplier: Ward's Science

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Description: CAS Number: 34487-61-1
Formula: C19H13NaO5S
Solubility: Water
Shelf Life: 36 Months

Catalog Number: 470301-964

Supplier: Ward's Science

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