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| 供貨周期 | 現(xiàn)貨 | 規(guī)格 | 1mL |
|---|---|---|---|
| 貨號(hào) | 81390 | 應(yīng)用領(lǐng)域 | 環(huán)保,食品,化工,農(nóng)業(yè) |
產(chǎn)品編號(hào)：81390
規(guī)格：1mL
有效期：2025-04-18
品牌：TMstandard
標(biāo)準(zhǔn)值：不同濃度
產(chǎn)品簡(jiǎn)介
詳細(xì)介紹
水中10種α-羥基酸混標(biāo)
Reference Material
This certificate is designed in accordance with ISO 17034 and ISO Guide 31. This reference material (RM) was designed,produced and verified in accordance with ISO/IEC 17025, ISO 17034 and a registered quality management system ISO 9001.
Product Name(產(chǎn)品名稱) 10 α-Hydroxy Acid Mix in Water,100µg/mL,2000µg/mL,4000µg/mL,5000µg/mL(水中10種α-羥基酸混標(biāo))
Part Number(產(chǎn)品編號(hào)) 81390
Lot Number(產(chǎn)品批號(hào)) -
Expiry Date(失效日期) 2025-Apr-18________________________________________________
Storage(存儲(chǔ)條件) (2-8)℃,Keep in the shade
(2~8)℃冷藏,，置于陰涼處
(2~8)℃冷藏,，置于陰涼處
Transportation(運(yùn)輸條件) Biological ice bag transportation
(生物冰袋運(yùn)輸)
(生物冰袋運(yùn)輸)
| CERTIFIED | |||||
| Component No. (組分?jǐn)?shù)) | Peak Sequence (出峰順序) | Component (組分) | CAS No. | Concentration (μg/mL) (濃度) | Relative Expanded Uncertainty(%) (k=2) (相對(duì)擴(kuò)展不確定度) |
| 1 | 1 | D-Glucuronic Acid (D-葡萄糖醛酸) | 6556-12-3 | 4000 | 1 |
| 2 | 2 | L-(+)-Tartaric Acid (L-(+)-酒石酸) | 87-69-4 | 2000 | 2 |
| 3 | Hydroxyacetic Acid (乙醇酸) | 79-14-1 | 4000 | 1 | |
| 4 | 3 | L-(-)-Malic Acid (L-蘋果酸) | 97-67-6 | 4000 | 1 |
| 5 | 4 | L-(+)-Lactic Acid(Isomers) (L-乳酸) | 79-33-4 | 5000 | 1 |
| 6 | 5 | Citric Acid (檸檬酸) | 77-92-9 | 4000 | 1 |
| 7 | 6 | Sodium 2-hydroxybutyrate1 (2-羥基丁酸鈉) | 5094-24-6 | 5000(free base) | 1 |
| 8 | 7 | Mandelic Acid (扁桃酸) | 90-64-2 | 100 | 3 |
| 9 | 8 | Benzilic Acid (二苯基乙醇酸) | 76-93-7 | 100 | 3 |
| 10 | 9 | 2-Hydroxyoctanoic Acid (2-羥基辛酸) | 617-73-2 | 4000 | 1 |
Instrument(檢測(cè)儀器) HPLC/DAD
Column(色譜柱) C18(3.0x100mm,1.8μm)
Column Oven(柱溫) 35℃
Wavelength(波長) 232nm
Method Details(方法參數(shù))
A:0.1% Phosphoric Acid(0.1% 磷酸)
B:Methanol(甲醇)
A:0.1% Phosphoric Acid(0.1% 磷酸)
B:Methanol(甲醇)
| Time/min | A/% | B/% |
| 0.00 | 100 | 0 |
| 4.00 | 100 | 0 |
| 10.00 | 40 | 60 |
| 14.00 | 40 | 60 |
| 14.50 | 100 | 0 |
| 15.00 | 100 | 0 |
Note
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