SKU: 44693493379

Water Activity Meter Standards

Sale price$150.40 Regular price$167.11
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Description

Water Activity Meter StandardsWater Activity Meter Standards Accurate water activity measurement starts with reliable calibration. These single use water activity standards deliver traceable, precise reference points across the full measurement range, ensuring your instrument performs when it matters most. Each standard is supplied in a convenient pack of 50 capsules and includes a traceable certificate of analysis, ready for immediate use with no preparation required. Salt

Water Activity Meter Standards


Accurate water activity measurement starts with reliable calibration. These single-use water activity standards deliver traceable, precise reference points across the full measurement range, ensuring your instrument performs when it matters most.

Each standard is supplied in a convenient pack of 50 capsules and includes a traceable certificate of analysis, ready for immediate use with no preparation required. Salt solutions are formulated with lithium chloride (LiCl), sodium chloride (NaCl), or potassium chloride (KCl) depending on the target activity level, while the 1.000 aw standard uses deionized water.

Available individually at seven certified activity levels or as a mixed kit covering the full range, these standards are suitable for routine instrument verification, calibration checks, and method validation across food, pharmaceutical, and laboratory applications.

Features

  • Seven certified activity levels from 0.250 to 1.000 aw
  • Formulated with LiCl, NaCl, KCl, or H2O salt solutions matched to target range
  • Single-use capsule design eliminates cross-contamination risk
  • Supplied with a traceable certificate of analysis
  • Assorted kit option for full-range coverage in a single pack

Specifications

Model Description Salt Solution aw Level
WAS-250 WA Standard LiCl 0.250 aw
WAS-350 WA Standard LiCl 0.350 aw
WAS-500 WA Standard LiCl 0.500 aw
WAS-760 WA Standard NaCl 0.760 aw
WAS-920 WA Standard NaCl 0.920 aw
WAS-984 WA Standard KCl 0.984 aw
WAS-1000 WA Standard H2O 1.000 aw
WAS-KIT WA Standards Kit Assorted Assorted
Shipping Notes
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Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
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SKU: 44693493379

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Linus' Mama
Charlottesville, US
★★★★★ 5
Love it!
Color: Red Buffalo Plaid, Size: Full/Queen
Instantly became my favorite comforter for winter months. Colors are vibrant and beautiful; soft and warm; appears to be durable. I would get another of it came in others colors. Paired with the Amazon Basics red buffalo plaid sheet set. Matches my pajamas and my dogs’ bandannas perfectly!
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Reviewed in the United States on December 1, 2025
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LadyDeath/TxTunesLady
Dallas, US
★★★★★ 5
Warm, cozy, soft, 💜 love
I don't leave reviews very often (yes that is cliche) I just don't have time. I have been debating for a few months one what I actually wanted to do with my bedroom. Spring is coming and the dark is getting to me and wanted to still get an elegant feel. I have some light baby blue around in my other comforter but I needed lighter brighter. I saw this and how SOFT is looked and I LOVE soft and cozy, who doesn't? I am so glad I took the chance. With that I also ordered the pillow....what I thought were pillows but didn't read very clearly they were just the covers so I ordered pillows then the picture I knew would still be elegant but be able to tie all the peices in and OFF the internet. Sometimes colors are not the same online as in person since monitors are always different shades of a color. Now on to this comforter. I didn't realize it came with the pillow covers. 💜 the set comes vacuum sealed but it is heavy when vacuumed. I undid the packaging a day later when I had time to wash. The cover flew out and I was perplexed, it's a pillow cover!!!! Awesome!!!! Ohhh there's 2, woohoo! Omg it's so soft. Oh I'm in heaven. Mmmmm hugging the pillow cover, I knew this was my kinda softness bed comforter. It is not LIGHT weight like say a throw blanket but it is light vs heavy bulky goose downs even though they say those are light. And when you wash it, its def not heavy if u spin the water out at super high setting on ur washer. I was able to carry it to the dryer fairly easy 20 ft away. This is by far the BEST comforter I bought in my life. I am a hoarder when it comes to comforters. Thinking if I'm ever homeless I'll have lots of somethings to keep me warm. For the price and the quality, (the batting inside doesn't shift when washing) this will be another purchase in the future in another color so I can start a soft collection. I usually give my comforters that I dont use ( the oldest but still perfect condition) to a friend or homeless. Great product!!!!
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Reviewed in the United States on February 6, 2020
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Luis
Chelsea, US
★★★★★ 5
Soft warmth for cold nights
Color: Charcoal, Size: King
This bedding set with faux mink fleece and sherpa backing is perfect for cold weather or low-heated rooms. It’s ultra-soft on both sides, and the down-alternative fill keeps warmth in without feeling heavy. The reversible design lets you switch up the look, and the stitching holds up well. Even after several washes, it keeps its texture and shape. No clumping or loss of loft. A practical choice for anyone who wants comfort, warmth, and simple style.
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Reviewed in the United States on October 14, 2025
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Laurie
Fort Morgan, US
★★★★★ 5
Great bedding at a great price!
Color: Tide Pool Blue, Size: King
I can’t believe how great this is for the price! Super soft, comfy and very warm. Perfect for wintertime. I don’t think I’d use it for other seasons…but it’s great right now.
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Reviewed in the United States on January 29, 2026
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Rose C
Charlottesville, US
★★★★★ 4
Warm, soft, cozy… not very fluffy though
Color: Tide Pool Blue, Size: Full/Queen
I LOVE this comforter!! The color is beautiful, it’s super soft, it’s nice and warm, and it has a nice weight to it. I will say it isn’t as fluffy as it seems in the pictures, there doesn’t seem to be any filling between the 2 layers, and if there is, it’s minimal. It’s more like the thickness of a similar double sided throw blanket. It also has the tendency to grab any small debris which clings to it, but this is to be expected with this type of fabric. I would not recommend this comforter for pet owners as it will definitely be covered in hair and whatever else your furbabies may track in! Despite the lack of fluffiness and it constantly holding on to any loose thread or other random debris, I am still very happy with my purchase. Very good comforter for the price and it looks beautiful on the bed!!
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Reviewed in the United States on October 11, 2024

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