Tube Holder for 50 ml Tubes

Tube Holder for 15 ml Tubes (1177K32):: Tube Holder, holds up to 9 each (15 ml) 17 mm x 120 mm tubes. Fits inside 750 ml or larger flask. Stainless Steel. Holds tubes in upright position (tubes and glassware not included). Tube Holder for 50 ml Tubes (1177K33): Tube Holder, holds up to for 4 each (50 ml) 30 mm x 115 mm tubes. Fits inside 750 ml or larger flask. Stainless Steel. Holds tubes in upright position (tubes and glassware not included). 300 ml Fast-Freeze Flask Bottom, Amber (1177K34): Amber-colored Fast-Freeze Flask Bottom, 300 ml, 59.2mm dia. x 145mm. High strength borosilicate glass withstands high heat and deep vacuum. Fits Fast-Freeze silicone top. Features flat bottom & wide mouth for easy loading and cleaning. 600 ml Fast-Freeze Flask Bottom, Amber (1177K35): Amber-colored Fast-Freeze Flask Bottom, 600 ml, 90.2mm dia. x 135mm. High strength borosilicate glass withstands high heat and deep vacuum. Fits Fast-Freeze silicone top. Features flat bottom & wide mouth for easy loading and cleaning. 750 ml Fast-Freeze Flask Bottom, Amber (1177K36): Amber-colored Fast-Freeze Flask Bottom, 750 ml, 90.2mm dia. x 162mm. High strength borosilicate glass withstands high heat and deep vacuum. Fits Fast-Freeze silicone top. Features flat bottom & wide mouth for easy loading and cleaning. 900 ml Fast-Freeze Flask Bottom, Amber (1177K37): Amber-colored Fast-Freeze Flask Bottom, 900 ml, 90.2mm dia. x 190mm. High strength borosilicate glass withstands high heat and deep vacuum. Fits Fast-Freeze silicone top. Features flat bottom & wide mouth for easy loading and cleaning. 300 ml Fast-Freeze Flask, Amber (1177K38): Amber-colored Fast-Freeze Flask, 300 ml, with silicone rubber top and 59.2 mm dia. x 145 mm glass bottom. High strength borosilicate glass withstands high heat and deep vacuum. Flat bottom & wide mouth for easy loading and cleaning. 600 ml Fast-Freeze Flask, Amber (1177K39): Amber-colored Fast-Freeze Flask, 600 ml, with silicone rubber top and 90.2 mm dia. x 135 mm glass bottom. High strength borosilicate glass withstands high heat and deep vacuum. Flat bottom & wide mouth for easy loading and cleaning. 750 ml Fast-Freeze Flask, Amber (1177K40): Amber-colored Fast-Freeze Flask, 750 ml, with silicone rubber top and 90.2 mm dia. x 162 mm glass bottom. High strength borosilicate glass withstands high heat and deep vacuum. Flat bottom & wide mouth for easy loading and cleaning. 900 ml Fast-Freeze Flask, Amber (1177K41): Amber-colored Fast-Freeze Flask, 900 ml, with silicone rubber top and 90.2 mm dia. x 190 mm glass bottom. High strength borosilicate glass withstands high heat and deep vacuum. Flat bottom & wide mouth for easy loading and cleaning. Ampule Pod, 1/4" ID Tubing (1177K42): Ampule Pod made of polypropylene base has (15) 1/4" ID tubing ports each with silicone tubing, 15 plugs, 2 each clamps and 1 straight stainless steel adapter. Used for freeze drying ampules. Adapter attaches to port on Freeze Dryer. Ampule Pod, 1/4" ID Tubing (1177K43): Ampule Pod made of polypropylene base has (15) 1/4" ID tubing ports each with silicone tubing, 15 plugs, 2 each clamps and 1 straight stainless steel adapter. Used for freeze drying ampules. Adapter attaches to port on Freeze Dryer. Ampule Pod, 3/8" ID Tubing (1177K44): Ampule Pod made of polypropylene base has (15) 3/8" ID tubing ports each with silicone tubing, 15 plugs, 2 each clamps and 1 straight stainless steel adapter. Used for freeze drying ampules. Adapter attaches to port on Freeze Dryer. 750mL Fast-Freeze Flask Bottom, Clear (1171J05): Clear glass Fast-Freeze Flask Bottom, 750 ml, 90.2mm dia. x 162mm. High strength borosilicate glass withstands high heat and deep vacuum. Fits Fast-Freeze silicone top (not included). Features flat bottom & wide mouth for easy loading and cleaning.