ℹ️ Document Conversion Notice: This document has been converted from PDF and formatted to fit this screen. Diagrams and images may be available only in the original here.

Certificate of Analysis

YSI Incorporated

Yellow Springs Instrument Co., Yellow Springs, Ohio 45387 USA

Phone 937 767-7241 • 800 765-4974 • Fax 937 767-9353

Product Information

Product Category	Bioanalytical Standard
Product Model Number	2778
Lot Number	25G100393
Method	Comparative enzymatic testing of Production standard vs Metrology standard

Test Results

Chemistry Tested	Determination	Tolerance	Result
SUCROSE	(Average of Production)-(Average of Metrology)	±0.3g/L	0.04g/L
	Coefficient of variation for production standard (CV,%)	≤2.0%	1.2 %

The procedures used to manufacture and test this product have been verified by QA for compliance. The electronic signature below is representative of the Chemistry Technician testing and verifying conformity to acceptance criteria.

Completed by: Nick Rittenhouse

Date: 7/22/2025

[ISO 9001 Certified YSI INCORPORATED logo]

Google Docs
Google Drive
Download [pdf]

File Info : application/pdf, 1 Pages, 188.18KB

25G100393 Microsoft Excel 2021 Microsoft Excel 2021

Related Documents

	YSI Certificate of Analysis for Bioanalytical Standard 2780 Certificate of Analysis from YSI Incorporated for Bioanalytical Standard model 2780, Lot 25H100387, detailing sucrose testing results.
	YSI Certificate of Analysis for Bioanalytical Standard 2780 Certificate of Analysis for YSI Bioanalytical Standard, Model 2780, Lot 25G100402, detailing sucrose testing results and compliance with quality assurance standards.
	YSI Certificate of Analysis for Bioanalytical Standard 2367 Certificate of Analysis from YSI Incorporated for the Bioanalytical Standard, Model 2367, detailing the testing results for GLUCOSE, including determination, tolerance, and actual results, verified by QA.
	Certificate of Analysis - YSI Bioanalytical Standard 2772 YSI Incorporated Certificate of Analysis for Bioanalytical Standard, Model 2772. Details lot number 25G100268 and testing results for CHOLINE, including determination, tolerance, and result.
	YSI 1531C Bioanalytical Standard Certificate of Analysis Certificate of Analysis for YSI 1531C Bioanalytical Standard, detailing test results for GLUCOSE, including average production vs. metrology values and coefficient of variation, verified by QA.
	YSI 2801 Certificate of Analysis for Bioanalytical Standard Certificate of Analysis for YSI Model 2801 Bioanalytical Standard, detailing test results for GLUCOSE, including average production, metrology, tolerance, and coefficient of variation. Verified by QA and completed by Amanda Fenner on 7/23/2025.
	YSI Bioanalytical Standard Certificate of Analysis - Model 2776 Certificate of Analysis for YSI Bioanalytical Standard, Model 2776 (Lot 25G100401), detailing test results for Glucose and Lactate with specified tolerances.
	YSI 1531 Bioanalytical Standard Certificate of Analysis - Glucose Test Results Certificate of Analysis from YSI Incorporated detailing the test results, determination, and tolerance for the 1531 Bioanalytical Standard, specifically for Glucose.