成人做爰免费视频免费看_成人a级高清视频在线观看,成人a大片在线观看,成人a大片高清在线观看,成人av在线播放,一a一级片,一级黄 中国色 片,一级黄 色蝶 片,一级黄色 片生活片

Fast

AccuVac® Ampules provide quick results. Just snap, fill and read - saving you valuable time.

Easy

No need to measure sample or reagents. The evacuated ampules draw in the correct sample volume, so anyone can obtain reliable results with minimal effort.

Accurate

Optical quality evacuated vials assure precise measurements and reagent stability.

Use them anywhere you need results.

Ampules are both reagent containers and photometric measurement cells. No need to transport reagents or samples.

Specifications

# Tests:25

EPA compliant:Yes

Instrument:All

Method:8051

Method Name:SulfaVer 4

Parameter:Sulfate

Platform :AV

Quantity:25 /pk

Range:2 to 70 mg/L SO₄

Ranges:2 to 70 mg/L SO₄

Unit:25