What is lab equipment calibration?

In the context of lab research, it typically means adjusting or standardizing your equipment so it can be more precise. This can include marking the graduations on a measuring device, or figuring out how much an instrument deviates from standard and adjusting for that difference.

How often should pressure gauges be calibrated

Calibration is the procedure of comparing a reference with a known error margin against a device (for example a pressure gauge) under test. If the device doesn’t match the reference, then we adjust it to match, or at least come close, the desired measuring accuracy. The reference measurement instrument must be more accurate than the pressure gauge to be calibrated, and it must also be traceable. To calibrate a pressure gauge, we will need to check the values throughout the entire measuring range, zero point, intermediate values, and the full-scale value.

What does calibrating an instrument mean

Calibration is a comparison between a known measurement (the standard) and the measurement using your instrument.

What is the purpose of equipment calibration?

It is important to calibrate equipment to help assure accurate measurements and production of quality products with reduced errors and recalls. It is also important to calibrate equipment to foster innovation and the development of new technologies, as accurate measurements are foundational to both.

How often should you calibrate lab equipment?

Instrument calibration and maintenance are an integral part of any operation in manufacturing/ laboratory. and are vital for data quality assurance. Accurate and reliable monitoring results are crucial for data analysis, particularly when the monitoring results are to be compared with the relevant standards or guidelines for compliance purposes, or for population exposure and health risk assessments. Where such analyses lead to air quality policy formulation and the quality of the original data is especially important. This Procedure outlines the basic requirements for the calibration and maintenance of monitoring instruments based primarily on standard monitoring methods. Monitoring agencies should develop their own detailed calibration and maintenance programs appropriate to their data quality assurance goals.

Shipping & Returns

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All Orders are processed for shipping Monday through Friday 9:00 – 5:00 PM Pacific Time. We make every effort to process and ship orders within 24 hours. Some orders may take longer if awaiting shipment on a particular item so please allow 2-3 weeks for delivery.

Although we make every effort to anticipate the needs of our customers by maintaining additional inventory on the most popular items, the number of items we offer prevents us from stocking quantities sufficient to foresee every order. If an out of stock item is not already scheduled for delivery in our next shipment it can take 5 to 10 business days to restock. The normal delivery time to your door in this case is typically 2-3 weeks. Your credit card will not be charged until your order is ready to be shipped.

You will NOT receive an email if your item(s) are out of stock unless your order is going to take longer than the time frame listed above. If your order doesn’t arrive within 10 business days, and you’d like to check the status of your order, you can use the link in your order confirmation to check its status or you can email us and we will be happy to check its status for you. If it’s important that your order arrive by a specific date, we encourage you to send us an email BEFORE you place your order so we can let you know in advance if the items are in stock, or how long it will be before our next shipment is expected to arrive.

Back Orders / Orders By Mail

Once in a while an item will be out of stock in our warehouse and the manufactures as well. Fortunately, this does not happen often as it can take several weeks before the item is delivered to us when this happens. If we learn from a supplier that an item may be unavailable for more than 2 weeks, we will notify you by email of the delay and let you decide if you want to wait, make another selection, or cancel your order for the items on backorder. If an item is on backorder, we will ship the items in stock at the standard shipping rate included on your order and then ship the backordered item(s) at our expense. Back ordered items are generally restocked within 10 to 15 business days. Once we have a delivery date from the manufacturer we will let you know by email. Any items on back order will be shipped out as soon as we receive them. Your credit card will not be charged until your item is in stock and your order is processed. We appreciate your patience & understanding.

After processing and packaging, orders in the US are shipped by USPS Priority which typically takes 2 to 7 business days to deliver. Again, please allow a total of 2 to 3 weeks for processing, packaging and delivery for orders in the US.

For customers outside the US please allow 3 to 8 weeks for processing, packaging and delivery. Once your order has been shipped, delivery can take up to 6 weeks or more in some cases.

Products are shipped F.O.B. San Diego, California.

Orders can be placed online using our Secure Shopping Cart or by mail. Our online shopping cart safely and securely transmits your personal information using a secure (SSL) connection and 128-bit encryption, a mechanism that prevents eavesdropping and tampering with any transmitted data. We never rent, sell or share your information with other companies. Privacy Policy.

Orders by mail must include the item numbers, item names, quantities, a Cashier’s Check or Money Order for the total order including applicable taxes and shipping fees and the address where you would like your order delivered. You can use this link to email us your order. We do not accept personal checks for mail orders.

Returns / Damaged / Incomplete Orders

If you ordered the wrong item, please let us know as soon as possible. We may be able to replace it with the correct item. However, we do not guarantee full credit if you have ordered the wrong item. We do not accept any items that have been used. If you have ordered the wrong item it is your responsibility to pay for the cost of shipping the item back to us.

If Biotechnical Services, Inc. has suggested or recommended the wrong item it is our policy to correct the error and to make a best effort attempt to get you the correct item. However, if there is a price difference the customer is liable for the difference. If the correct replacement item is not available the customer will receive a full refund once the item is returned. If Biotechnical Services, Inc. has recommended the wrong item, we will pay the shipping cost to return the item to us. However, it is the customer’s responsibility to properly pack the item before returning it to Biotechnical Services, Inc.. After we receive and inspect the item, you will receive a credit or a replacement. Biotechnical Services, Inc. will pay for the return shipping of the new item to you.

Please email us before returning any products to obtain a return authorization number and instructions for returning the goods. No return will be accepted without prior authorization. All returned merchandise must be in the original packaging for refund or credit. Please keep all packaging materials and shipping documents to insure proper credit.

Inspect your order: It is the customer’s sole responsibility to inspect their order upon receipt. If you receive a broken or damaged item or if you receive the wrong item, you must contact us with 5 business days.

To return damaged or defective items, please email us immediately to obtain a return authorization number and instructions for returning the goods.