Glass Flask Set - Narrow Mouth Erlenmeyer, Borosilicate 3.3 Glass - 50ml to 1L

Karter Scientific is a company based in the United States that is committed to providing top-quality glass and plastic ware. We are pleased to offer our Glass Erlenmeyer Flask Set, which includes 5 sizes: 50ml, 150ml, 250ml, 500ml, and 1000ml.

The specifications for each size are as follows: -50ML - 54mm x 77mm / 2.1" x 3.0" (approx.) -150ML - 75mm x 124mm / 3.0" x 4.9" (approx.) -250ML - 85mm x 148mm / 3.4" x 5.8" (approx.) -500ML - 107mm x 186mm / 4.2" x 7.3" (approx.) -1000ML - 129mm x 228mm / 5.1" x 9.0" (approx.)

Our Glass Erlenmeyer Flasks are made from Type I Class A 3.3 Borosilicate Glass, meeting ASTM Reference E960 Specification for Laboratory Glass Beakers. These flasks are designed to tolerate repeated standard autoclave cycles of 121°C at 15 psi for 5 minutes. They also feature an extra-large marking spot and white graduations for easy measurement.

All our products are packaged in the USA using materials sourced from the USA. If you receive any broken items, please contact us for a full refund or replacement. Thank you for choosing Karter Scientific!

This set includes one flask each of the 50ml, 150ml, 250ml, 500ml, and 1000ml sizes. The flasks are made of high-quality inert 3.3 borosilicate glass, with heights as follows: 50ml ≈ 85mm, 150ml ≈ 120mm, 250ml ≈ 140mm, 500ml ≈ 175mm, 1000ml ≈ 220mm. They meet ASTM Specification E960 and Type I requirements, ensuring their durability and quality.

When using these flasks, it is important to heat them at 121°C/250F in a slow and careful manner to prevent breakage. They are heavy-duty and reusable, making them a reliable choice for your laboratory needs.

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