Code: QX102855

EnviroMAT Ground Water, Low

Previous QMX Code: 140-025-134

EnviroMAT™ ES-L Ground Water, Low

EnviroMAT™ Matrix Reference Materials are a cost effective solution for daily quality control verification for ICP, ICP-MS, GFAA and AA analytical techniques and can be an invaluable component of any laboratory quality control program.

Consensus certification removes any chance of analytical bias
Each Matrix Reference Material is certified through a round-robin study employing specific methods of analysis - independent verification from multiple laboratories
Complete sampling, handling and digestion method information is included
Includes Certificate of Analysis listing Consensus Values, Confidence and Tolerance Intervals, and Instructions for Use - complete documentation for audit purposes

The Matrix Reference Material ES-L is a ground water that has been spiked with metals. It is designed to be used for quality control verification or methods development for water analysis for the listed parameters. Not intended for calibration.

Expiry: 1 year from date of shipment

EnviroMAT™ Ground Water Reference Materials are available at Low and High levels and as 2 x 25ml and 250ml volumes

Unit Size: 2x25ml

Description
Features

This water Matrix Reference Material is in the form of a concentrate and does not require digestion. Dilute sample 1:500 with pure deionized water before analysis.

ES-L	EnviroMAT™ Ground Water - Low
Element	Consensus Value (ppm)	Confidence Interval (ppm)	Tolerance Interval (ppm)
Al	0.0404	0.0394 – 0.0414	0.0323- 0.0485
As	0.00391	0.00384 – 0.00398	0.00329 – 0.00454
B	0.0236	0.0223 - 0.0249	0.0140 - 0.0332
Ba	0.0203	0.0200 – 0.0207	0.0175 – 0.0232
Be	0.019	0.0187 – 0.0193	0.0163 – 0.0217
Ca	0.208	0.195 – 0.221	0.111 – 0.304
Cd	0.00389	0.00385 – 0.00394	0.00350 – 0.00429
Co	0.0197	0.0194 – 0.0199	0.0172 – 0.0221
Cr	0.00801	0.00791 – 0.00811	0.00711 – 0.00891
Cu	0.00935	0.00920 – 0.00951	0.00794 – 0.0108
Fe	0.0109	0.0102 – 0.0116	0.0060 – 0.0157
K	0.106	0.095 – 0.118	0.024 – 0.188
Li	0.0185	0.0177 – 0.0192	0.0137 – 0.0232
Mg	0.0862	0.0826 – 0.0898	0.0614 – 0.111
Mn	0.0396	0.0392 – 0.0400	0.0359 – 0.0434
Mo	0.00389	0.00382 – 0.00397	0.00331 – 0.00447
Na	0.399	0.382 – 0.416	0.264 – 0.534
Ni	0.00409	0.00404 – 0.00413	0.00366 – 0.00451
P	-0.0236	-----	-----
Pb	0.00103	0.00100 - 0.00106	0.00084 - 0.00122
Sb	0.00218	0.00214 – 0.00223	0.00180 – 0.00257
Se	0.0028	0.00270 - 0.00291	0.00192 - 0.00369
Sr	0.0496	0.0485 – 00506	0.0411 – 0.0580
Tl	0.0266	0.0263 – 0.0270	0.0241 – 0.0292
U	0.0182	0.0179 – 0.0186	0.0153 – 0.0212
V	0.00432	0.00420 – 0.00444	0.00330 – 0.00534
Zn	0.0105	0.0101 – 0.0108	0.0073 – 0.0136

Family

Matrix Reference Material

Product Type

Ground Water