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北京科益恒達科技有限公司

NUCLEODUR® C18 Pyramid液相色譜柱

Name: NUCLEODUR® C18 Pyramid液相色譜柱
Brand: 北京科益恒達科技有限公司
Availability: InStock

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產品類別：色譜配件
所在地：北京市

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更新時間：2022-09-25 11:11:27
瀏覽次數：12

產品標簽:

NUCLEODUR® C18 Pyram NUCLEODUR C18 Pyrami USP L1 High purity silica p

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產品簡介

NUCLEODUR® C18 Pyramid
High purity silica phase for HPLC
Octadecyl modification with polar endcapping,
suitable for aqueous eluents ? endcapped ? 14 % C ? USP L1

詳情介紹

NUCLEODUR® C18 Pyramid
High purity silica phase for HPLC
Octadecyl modification with polar endcapping, suitable for aqueous eluents · endcapped · 14 % C · USP L1
Properties

Key features:
Stable in 100 % aqueous phase systems

Interesting polar selectivity features

Excellent base deactivation; suitable for LC/MS due to low bleeding characteristics

Technical characteristics:
Special phase with polar endcapping
Pore size 110 Å; particle sizes 1.8 μm, 3 μm and 5 μm
7 and 10 μm particles for preparative purposes on request
Carbon content 14 %; pH stability 1–9

Recommended application:
Analgesics, penicillin antibiotics, nucleic acid bases, water-soluble vitamins, complexing agents, organic acids
For applications click here.

產品應用:

鰻魚中的“硝基呋喃”的檢測

色譜柱：NUCLEODUR C18 Pyramid 150×2.0mm 3um流動相：乙腈：0.1% 乙酸溶液（梯度洗脫）流速：0.3毫升/分鐘溫度：35℃ 樣品含量：0.5微克/公斤檢測器：MS

LC-MS/MS 分離尿液中β2—agonists

70×4mm NUCLEODUR C18 Pyramid,5um樣品制備：please refer to Thevisetal.,J.Mass Spectrom(2003),38:1197—1206流動相：（A）：5m M乙酸銨，0.1% 乙酸調節PH3.5   （B）：乙腈
            梯度洗脫：0 100% B in 6 min,在平衡到100% A for 3.5 min流速：0.8毫升/分鐘進樣量：20 ul
溫度：25℃檢測器：ABI2000樣品：1.Reproterol 2.Fenoterol 3.Ritodrine          4.Ractopamine 5.Clenbuterol 6.Bambuterol 7.Mapenterol

核酸

色譜柱：EC 250×4mm NUCLEODUR C18 Pyramid,5 um流動相：A)50m M NH4H2PO4,PH2.5 B)乙腈
梯度洗脫A/B 100/0—2.5 min—A/B 100/0—10 min A/B 90/10流速：1.0毫升/分鐘
進樣量：3 ul溫度：25℃檢測器：UV 254nm 樣品：1.胞嘧啶 2.腺嘌呤 3.脲嘧啶 4.雜質 5.胸腺嘧啶

尿素，雙縮脲和三聚氰胺的分析

色譜柱：㏄ 250×4mm NUCLEODUR C18 Pyramid,5um

樣品制備：Urea(c=0.5mg/ml),Biuret(c=0.09mg/ml),Cyanuric Acid(c=0.05mg/ml)

流動相：純水（100%）

流速：1.0毫升/分鐘

進樣量：10 ul

檢測器：UV 190nm

樣品：1.Urea 尿素 2.Biuret雙縮脲 3.不純物 4.Cyanuric Acid (c=0.05mg/ml)三聚氰胺

作者：Greve.C.

來源：Institutfur Chemische Verfahrenstechnik,Universitat Clausthal,2005

訂貨信息:

EC standard columns for analytical HPLC
Ordering information
Eluent in column acetonitrile – water

Length ->	30 mm		50 mm		75 mm		100 mm		125 mm		150 mm		250 mm
NUCLEODUR® C18 Pyramid, 1.8 µm
2 mm ID	760271.20		760272.20		760275.20		760273.20				760274.20
3 mm ID	760271.30		760272.30				760273.30
4 mm ID	760271.40		760272.40				760273.40
4.6 mm ID	760271.46		760272.46				760273.46
EC guard columns:			4 x 2 mm		761915.20				4 x 3 mm		761915.30
NUCLEODUR® C18 Pyramid, 3 µm
2 mm ID			760263.20				760264.20		760260.20		760261.20		760262.20
3 mm ID			760263.30				760264.30		760260.30		760261.30		760262.30
4 mm ID			760263.40				760264.40		760260.40		760261.40		760262.40
4.6 mm ID			760263.46		760259.46		760264.46		760260.46		760261.46		760262.46
EC guard columns:			4 x 2 mm		761916.20				4 x 3 mm		761916.30
CC guard columns:			8 x 3 mm		761854.30				8 x 4 mm		761854.40
NUCLEODUR® C18 Pyramid, 5 µm
2 mm ID			760200.20				760204.20		760201.20		760203.20		760202.20
3 mm ID			760200.30				760204.30		760201.30		760203.30		760202.30
4 mm ID			760200.40				760204.40		760201.40		760203.40		760202.40
4.6 mm ID			760200.46		760205.46		760204.46		760201.46		760203.46		760202.46
EC guard columns:			4 x 2 mm		761917.20				4 x 3 mm		761917.30
CC guard columns:			8 x 3 mm		761800.30				8 x 4 mm		761800.40
Guard columns in packs of 3, EC columns in packs of 1
Guard columns for EC columns						EC columns with ID:								Use guard column holder
						2 mm		3 mm		4 mm		4.6 mm
		Column Protection System		EC guard column		4/2		4/3		4/3		4/3		REF 718966
		ChromCart® guard column system		CC guard column		8/3		8/3		8/4		8/4		REF 721359
Custom-packed EC columns with other dimensions are available on request.
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VarioPrep columns for preparative HPLC
Ordering information
Eluent in column acetonitrile – water

Length	10 mm ID	21 mm ID	32 mm ID	40 mm ID
NUCLEODUR® C18 Pyramid, 5 µm
50 mm	762271.100	762271.210
125 mm	762273.100	762273.210
150 mm				762269.400
250 mm	762272.100	762272.210	762272.320	762272.400
VP guard columns with NUCLEODUR® C18 Pyramid
	8 mm ID	16 mm ID	32 mm ID
10 mm	762291.80	762291.160
15 mm			762293.320

VP guard column	Size	Pack of	for VP column	required holder	REF
VP 10/8	10 x 8 mm ID	2	10 mm ID	8 mm	718251
VP 10/16	10 x 16 mm ID	2	21 mm ID	16 mm	718256
VP 15/32	15 x 32 mm ID	1	32–40 mm ID	32 mm	718253
Custom-packed VP columns with other dimensions are available on request.
For details of the VarioPrep column system click here.

Standard program of columns packed with NUCLEODUR® C18 Pyramid


Column system		Particle size:	1.8 µm	3 µm	5 µm
Analytical	EC columns (standard system, 2–4.6 mm)
Preparative	VarioPrep columns (VP, ≥ 8 mm)
if you do not know our HPLC column systems, click the "i" for further information
Please note! Most combinations of MN column types, available column dimensions and particle sizes can be custom-packed on request.