Top 6 Best Test Tubes Borosilicate

Waste Less Precious Brew We designed our glass test jar to use far less liquid wort or must to conduct your hydrometer tests. Only use about 125ml instead of 250ml or more Hydrometer not included. This is a test jar and brush only product. Please search Amazon for our quality, all American-made Hydrometers and Alcoholmeters. Brewers Love Glass Test Jars Glass is more hygienic and easier to see through. High proof distillers need to use glass and not plastic to avoid chemical compound breakdown with their strong alcohol levels. No pH changes and contaminants potentially leached from soda lime glass.. Solid 1-piece Thick borosilicate Boro 3.3 glass jar with a bumper guard. No Leaks It is Sturdy and Stable, laboratory grade low expansion rate, high temperature resistance, high intensity, high transmittance and high chemical stability.. Easy to Read Graduated cylinders have lines that block the ability to read. Ours is clear and completely transparent plus tall enough to get the best readings, but narrow to waste less brew. Sturdy Box and Environmentally Responsible Packaged to Minimize breakage. Both the box and glass jar are made from recycled materials. Stay organized for storage and it is great for gifting and easy to wrap as a gift. We personally inspect each piece and include our microfiber cloth for added protection. Also we include our direction sheet and conversion chart..

INDUSTRIAL QUALITY 15ml 0.16oz 0.5oz Test Tubes made of high quality, heavy duty, Borosilicate 3.3 glass. THIN WALL Uniform wall thickness of 1.2mm provides excellent thermal shock resistance. BEADED RIM Chip crack resistant, fire polished beaded rims. THERMAL SHOCK RESISTANT Autoclavable for easy sterilization. Low temperature gradient- can withstand direct flame, high temperatures thermal shocks. GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS HOUSEHOLD Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use. Great for organization and storage of spices craft supplies.

INDUSTRIAL QUALITY 30ml 1oz Test Tubes made of high quality, heavy duty, Borosilicate 3.3 glass. THIN WALL Uniform wall thickness of 1.2mm provides excellent thermal shock resistance. BEADED RIM Chip crack resistant, fire polished beaded rims. THERMAL SHOCK RESISTANT Autoclavable for easy sterilization. Low temperature gradient- can withstand direct flame, high temperatures thermal shocks. GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS HOUSEHOLD Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use. Great for organization and storage of spices craft supplies.

INDUSTRIAL QUALITY 50ml 1.7oz Test Tubes made of high quality, heavy duty, Borosilicate 3.3 glass. THIN WALL Uniform wall thickness of 1.2mm provides excellent thermal shock resistance. BEADED RIM Chip crack resistant, fire polished beaded rims. THERMAL SHOCK RESISTANT Autoclavable for easy sterilization. Low temperature gradient- can withstand direct flame, high temperatures thermal shocks. GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS HOUSEHOLD Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use. Great for organization and storage of spices craft supplies.

Measures 20mm OD by 150mm length. Test tube is made of borosilicate glass. Feature cylindrical bottom. Flared top lip.

6-inches Tall or 150mm. .63 inch wide or 20mm. 23ml or 34 fluid ounce. 3.3 Borosilicate Glass. Includes Rubber Stoppers.

MaterialBorosilicate GlassCorkColorClearCapacity40ml and 60ml for you choosingPackage10pcs of each order. Size30mm x 120mm1.18 x 4.72Diameter x Height. Made of premium borosilicate glass,high temperature resistance,non toxic and tastless. Cork Stoppers can keep in a sealed state and can effectively prevent moisture.Easy to clean,reusable and durable. Suitable for storing candy,tea,pill,essential oil,powders, bath salts, granules,herb,etc.

INDUSTRIAL QUALITY Pack of 12, round bottom test tubes with a 30ml capacity. Each test tube is made of high quality, heavy duty, Borosilicate 3.3 glass. BAKELITE SCREW CAP Each test tube is fitted with a Bakelite screw cap with a rubber liner to ensure a leak proof seal. DIMENSIONS Each test tube measures 3.9 tall and is 1 wide including cap. AUTOCLAVABLE Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures thermal shocks. GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS HOUSEHOLD Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use.

INDUSTRIAL QUALITY 50ml 1.7oz Test Tubes made of high quality, heavy duty, Borosilicate 3.3 glass. THIN WALL Uniform wall thickness of 1mm provides excellent thermal shock resistance. RIMLESS Flat, fire polished rims make these tubes ideal for culture testing. THERMAL SHOCK RESISTANT Autoclavable for easy sterilization. Low temperature gradient- can withstand direct flame, high temperatures thermal shocks. GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS HOUSEHOLD Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use. Great for organization and storage of spices craft supplies.

Test Tubes 16 x 150mm. High Quality Cork. Volume 23ml. Material Borosilicate Glass. Pre-Assembled packs of 10.

Quality material these test tubes are made of borosilicate glass, which are durable, heatproof and reliable, each tube comes with quality cork stopper, you can use with confidence. Proper size each glass test tube measures 25 mm 1 inch in diameter, 200 mm 7.87 in length, and 80 ml in volume The length of the matched tube brush is 24 cm 9.45 inch, and the diameter of its hair is 2.5 cm 1 inch, nice combination is easy for you to clean, bring you nice using experience. Package includes you will get 24 pieces corked glass tubes and 5 tubes brushes, sufficient quantity can meet your various demands and replacement. Wide use these 80 ml clear test tubes have a variety of application, they can be applied in scientific experiments, Christmas, Valentine's Day, New Year party decorations Suitable for storing bath salts, liquid, candy, chocolate, tea, coffee bean, etc., or even for plant cultures. Practical these corks can nicely sealed and they can be applied repeatedly after cleaning, the clear design can help you see clearly and quickly what's inside In addition, each glass tube packs independently with foam bag, to make sure safe transportation.