Uni-chem — Chemical Reagents Certificate Of Analysis

| Parameter | Specification | Result | Method | | :--- | :--- | :--- | :--- | | Appearance | Clear, colorless liquid | Conforms | Visual | | Assay (GC) | ≥ 99.9% | 99.93% | GC-FID | | Water (KF) | ≤ 0.02% | 0.009% | Karl Fischer | | UV Absorbance (254 nm) | ≤ 0.010 AU | 0.007 AU | UV Spectro | | Residue after Evaporation | ≤ 2.0 mg/L | < 1.0 mg/L | Gravimetric |

: Most major laboratory suppliers provide a dedicated search tool. For example, if you are using products from United Chemical (UCT) , you can use the UCT COA Search by entering the lot number found on the product label. uni-chem chemical reagents certificate of analysis

He prepped a second sample. He scrubbed the volumetric flask until it squeaked. He ran the analysis again. | Parameter | Specification | Result | Method

Every Uni-Chem product label includes a unique and Batch ID . Scan it or enter it at www.uni-chem.com/coa to instantly download the PDF. No more lost paperwork. He scrubbed the volumetric flask until it squeaked