美國AccuStandard, Inc  www.accustandard.com
Accustandard（全球唯一一家合成并凈化209單個(gè)的聚氯聯(lián)苯同類物的公司），全球化大型標(biāo)樣庫 - 27000 種！ 有機(jī)、無機(jī)、質(zhì)檢、混合標(biāo)樣、QC標(biāo)樣、委托合成標(biāo)樣。 
專業(yè)技術(shù)支持，高質(zhì)量的產(chǎn)品，便捷的查詢、訂貨服務(wù)，最大程度地滿足化學(xué)家的要求。
 美國Accustandard公司是唯一經(jīng)過NIST/NVLAP、EPA認(rèn)證的標(biāo)準(zhǔn)物質(zhì)的專業(yè)生產(chǎn)商，可以為EPA、ASTM、NIST生產(chǎn) 各類標(biāo)樣35000種，涉及農(nóng)藥、石化、環(huán)境、食品、無機(jī)、煙草等，所有產(chǎn)品均可以提供 質(zhì)檢證書、材料安全數(shù)據(jù)卡。AccuStandard可以提供多種包裝：從1ML液標(biāo)到10MG、 500MG純品，還可以根據(jù)用戶的要求定制產(chǎn)品，以滿足不同實(shí)驗(yàn)的需求。
美國NIST標(biāo)準(zhǔn)品及標(biāo)準(zhǔn)件。包括食品與農(nóng)業(yè)、健康與診斷、法醫(yī)學(xué)、環(huán)境、高純?cè)噭?、和工業(yè)衛(wèi)生等行業(yè)。

1）農(nóng)藥標(biāo)樣 700種農(nóng)藥純品、3000種農(nóng)藥混標(biāo) 
2）環(huán)境標(biāo)樣 全部PCD（多氯聯(lián)苯）標(biāo)樣系列-209種、EPA檢測(cè)方法用標(biāo)樣 
3）質(zhì)控與轉(zhuǎn)向測(cè)試 供水/廢水測(cè)試用標(biāo)樣 
4）石化標(biāo)樣 LUFT/LUST總石油烴標(biāo)樣 
5）無機(jī)標(biāo)樣 專項(xiàng)測(cè)試標(biāo)陽、等離子發(fā)射、原子吸收、離子色譜標(biāo)樣、硫標(biāo)樣等 
6）食品分析標(biāo)樣 食品分析、防腐劑、殺菌劑、維生素、類脂類標(biāo)樣等 
7）國際標(biāo)樣 加拿大、歐洲、日本、韓國規(guī)定檢測(cè)方法之專用標(biāo)樣 
8）化學(xué)品標(biāo)樣盒 多品種標(biāo)樣盒、任選組合標(biāo)樣盒、Theata標(biāo)樣盒等 
　在美國，許多政府管理部門、州政府、工業(yè)實(shí)驗(yàn)室和儀器制造商都信任AccuStandard 的. TPH 校準(zhǔn)標(biāo)樣，如：美國海軍、美國環(huán)保局、美國海岸巡邏隊(duì)、加利福尼亞州、馬里蘭州、. 佛羅里達(dá)州和Agilent、Varian 、Test America、Severn Trent、Chevron、Ceimic等公司，共有２１個(gè)洲將AccuStandard 作為洲專用標(biāo)樣．

百靈威  J&K

AccuStandard is the leading supplier of analytical reference standards for the environment, industry and research. Providing highly purified solutions and mixtures for organic, inorganic, petrochemical, quality control and proficiency testing (PT). AccuStandard was one of the first companies accredited by NIST/NVLAP (Lab Code 200389-0) to offer Proficiency Tests. The AccuStandard brand is on over 30,000 current products. 

The successful partnership between the thousands of loyal customers and the AccuStandard family has produced the widest product selection and the most satisfying customer service in the Chemical Reference Standards business. In the years since 1986, the company has grown to the optimum size for customer service. With 60 people (1/3 are degreed chemists), we are large enough to have the resources to support your needs, and small enough to respond quickly.

The AccuStandard brand is on over 35,000 current products. Compare us to companies in the business with a few hundred or a few thousand products, as well as to those companies that carry standards as merely one of hundreds of lab supply products. AccuStandard is the expert because it focuses on Chemical Reference Standards. AccuStandard was one of the first companies accredited by NIST/NVLAP.
To satisfy and continue this growth AccuStandard operates out of a modern 34,000 square foot manufacturing facility.