Vela Sciences Advanced W7-B Expanded Wirebound Lab Notebook, 9.25 X 11.75 In (23.5 X 30 Cm), 144 Pages, Double Wire Looped, 70Lb

Vela Sciences /Advanced Wirebound Series Lab-Ready Vela Layout Featuring An Ultra-Durable, Heavy-Gauge Double Wire Case With A Laminated Cover And Heavyweight Rigid Backboard. Lays Perfectly Flat And Forms A Rigid Writing Surface Anywhere You Are. Layout A Smart Layout Constructed With User Surveys And Refined By Real-World Use In The Lab. Featuring A User Information Block On The First Page For Quick Reference, 4 Pages Of Pre-Numbered Index, 128 Numbered Pages, Abbreviation And Accessory Data Tables, And Standard Conversion And Reference Charts. Build Extra Heavyweight Bookboard, Laminated Cover, And Heavy-Gauge, Double Punched Wire Binding Makes All Vela Advanced Wirebounds Extremely Tough And Ready For The Field Or Lab. The Doublewire Binding Prevents Pages From Slipping Out Like Typical Single Wire Binding, And Also Prevents Any Crushing Of The Spine, Ensuring True Layflat Pages. The Rigid 98Pt Back Bookboard Allows For A Solid Writing Surface Wherever You Are. Non Iso Use We Recommend Using This For Non Iso-Certified Research Only, As Spiral Binding Of Any Sort Does Not Constitute As Permanent And/Or Tamper-Evident Binding (A Requirement Of Most Iso Lab Research In The Usa) Materials The 105 Gsm Heavyweight, Archival Quality Paper Is Noticeably Heavier Than That Found In Most Lab Notebooks. This Heavier Paper Works To Reduce Ink Show Through And Lends Itself To A More Durable, Lasting Book. This Paper Is Also Manufactured Elemental Chlorine Free And Is Sfi Certified. Made In The Usa