FLASK PEAR 10ML 14/20 BW $50.09 Quantity discounts available QuantityPrice SKU: KMC-294250-0010 BRAND: DWK Life Sciences LLC Quantity -+ Add to Cart Details · Single-neck flask with a Standard Taper outer joint at top · Heavy wall · Manufactured from 33 expansion, low extractable borosilicate glass confo... Details Back Details· Single-neck flask with a Standard Taper outer joint at top · Heavy wall · Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements