14 Services found



At Golden Specialty, our goal is to provide the highest quality source emissions testing data in the business. State-of-the-art equipment, redundant testing systems, exclusive dual-point inspection, and rapid response capabilities mean our expert personnel are able to meet your most demanding expectations.

Emissions Testing Services

We offer on-site emissions testing from stationary sources domestically and internationally, from Alaska to Zimbabwe and anywhere in between.

Mobile Laboratories Services

Our advanced mobile testing laboratories are outfitted with the latest equipment and technologies, which allow us to provide a combination of real-time results for numerous pollutants as well as all the traditional “wet” testing.

Redundant Testing Services

Redundant testing systems enable our expert personnel to optimize data quality, provide system backup of analysis, or sample two sources.

Ambient Air Testing Services

Our ambient air testing services measure criteria pollutants including carbon monoxide, ozone, oxides of nitrogen, sulfur dioxide, PM10, PM 2.5, total suspended particulates, and lead.

Additional Testing and Consulting Services

Consulting Services

Any environmental air quality project can benefit from our expert consultation. We offer particular expertise in helping clients meet regulatory requirements: air quality compliance consultation, regulatory assessments, emissions test plans and protocols, permit review and evaluation, OSHA requirements for employee safety and industrial hygiene.

Other Testing Services

We also provide diverse services for a variety of miscellaneous testing: air toxics emissions surveys, diagnosis of process operations problems, emissions control equipment performance evaluation, process performance testing and evaluation, bulk gasoline terminals, thermal oxidizers efficiency testing, gas turbines tuning and performance guarantees, dispersion modeling, trial burns – pilot plant or engineering scale, Equipment Evaluations.

Equipment Evaluations

To help pinpoint problems, we offer inspection and evaluation of equipment in addition to our normal range of testing and consulting services: Vapor recovery unit efficiency, air pollution control equipment, control device performance/DRE testing, fugitive emissions, diagnosis of process operation problems.

On-Site Analysis Services

Fourier Transform Infrared (FTIR) Spectroscopy for Organics and Inorganics. Our staff have extensive experience with extractive Fourier Transform Infrared spectroscopy. With this versatile technology, a single instrument can simultaneously measure multiple compounds of diverse chemical groups that might otherwise require very different sampling techniques for quantification.



Welcome to Apex Instruments, Inc., your solution for source sampling equipment. We have been a world leader in the manufacture and development of emission measurement sampling equipment since 1988. We carry a full line of equipment and supplies for the measurement of particulate and gaseous pollutants from stationary sources. Contact Apex Instruments today to see how we can be of service to you for your stack testing equipment needs with quality,...


Environics Agreement Services

All Environics systems, with the exception of the Series 7000 Zero Air Generator, are calibrated using a NIST (National Institute of Standards and Technology) recognized and traceable primary flow measurement standard, the Sierra Cal-Bench, Serial Numbers #1010, 1069 or 1089 prior to delivery.

Zero Air Generator Maintenance Services

In order to keep your ZAG working at the highest level, we recommend the following maintenance schedule, assuming average system conditions and use. Fan filter should be cleaned by blowing out the filter monthly. The pollution scrubber/converter and secondary scrubber media should be replaced yearly. The input and output particle filters should be replaced yearly.


Sales and Service

VIG Industries, Inc. offers a wide variety of its own products as well as offering service and spare parts for analyzers from other manufactures. We offer free repair estimates. All you pay is shipping costs. We offer very competitive pricing. Turn around time for repairs is usually 1 week but can be expedited if needed.


Return Material Authorization (RMA) Services

You need to Request an RMA (Return Material Authorization) prior to sending your equipment into AP Buck. This can be accomplished by either printing, completing, and faxing to us one of the RMA forms (Fax Back Form) available on this page and we will fax back to you an RMA number, or by clicking on one of the Items below and completing an order. In order to process the RMA online, you must submit the order by pressing 'Buy Now', select desired...


Parts and Services

Choose genuine replacement parts and accessories that will maintain the performance of your GAST products. GAST parts and accessories meet design specifications developed from over 50 years of manufacturing experience. All components are fully inspected, prior to packaging and shipment to you. GAST Service Repair Kits save you time and money. Everything you need to ensure a fast and effective repair, genuine parts that are designed to maximize...

14 Services found
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