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The current international situation is complex and volatile, and uncertain tariff policies may potentially impact our product prices. Given these uncertainties, we value your understanding regarding order-related matters.

If you decide to place an order during this period, we reserve the right to adjust the price based on the evolving situation. We understand that market changes may cause inconvenience. We will negotiate with you if there’s a significant price fluctuation due to tariff policy changes before the order’s actual delivery, and in such cases we may adjust or cancel the order as necessary.

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主要文件

54258-U

Supelco

大体积 SPE 储存器

polypropylene body, for use with 6 mL polypropylene SPE tubes, volume 25 mL, pk of 30

别名:

25 mL SPE储液槽，用于6 mL SPE柱管

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25 G
¥577.98
250 G
¥2,076.21
10 KG
¥49,223.06

¥577.98

预计发货时间2025年5月30日详情

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25 G
¥577.98
250 G
¥2,076.21
10 KG
¥49,223.06

About This Item

UNSPSC代码:
41121800
NACRES:
NB.21

¥577.98

预计发货时间2025年5月30日详情

获取大包装报价索取样品

物料

polypropylene body

质量水平

100

Agency

suitable for DIN 38407-42
suitable for EPA 533
suitable for EPA ACB B21-02
suitable for EPA ACB B23-05b
suitable for EPA OTM-45
suitable for GB 31604.35-2016
suitable for ISO 21675 2019
suitable for ISO 25101

管理合规性

suitable for FDA C-010.02

包装

pk of 30

技术

solid phase extraction (SPE): suitable

体积

25 mL

应用

PFAS testing
food and beverages

相容性

for use with 6 mL polypropylene SPE tubes

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此商品
B4554B9879391334
N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic acid pKa (20 °C)7.15, ≥99% (alkalimetric)

115228

N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic acid

BES BioPerformance Certified, suitable for cell culture, ≥99.0%

B4554

BES

BES ≥99.0% (titration)

B9879

BES

BES ULTROL® Grade, ≥99% dry basis (titration), zwitterionic N-substituted aminosulfonic acid buffer

391334

BES

Quality Level

100

Quality Level

-

Quality Level

400

Quality Level

100

form

solid

form

crystalline

form

crystalline

form

solid

pKa (20 °C)

7.15

pKa (20 °C)

-

pKa (20 °C)

-

pKa (20 °C)

7.12

storage temp.

2-30°C

storage temp.

room temp

storage temp.

room temp

storage temp.

15-25°C

一般描述

大体积 SPE 储存器设计用于增大标准聚丙烯固相萃取管顶部空间的体积。此大体积 SPE 储存器与固相萃取管口直接连接，因此它们非常适合用于需要更大顶部空间的重力洗脱法。
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