Beta葡聚糖[混联]检测试剂盒

β-葡聚糖[混联]检测试剂盒
产品货号:K-BGLU
产品品名:β-葡聚糖[混联]检测试剂盒
英文品名:β-Glucan (Mixed Linkage) Assay Kit
规格型号:100 assays per kit
β-葡聚糖是用独特的工艺开发的一种新的产品,其来源于新鲜的食品啤酒酵母。它是一种多糖,主要化学结构β-1,3 葡聚糖和β-1,6葡聚糖,其中前者具有抗肿瘤性质,而且能够极大地提高人体自然免疫力。
上海金畔生物科技有限公司提供β-葡聚糖[混联]检测试剂盒,比色法(510nm)测定谷物、饲料、食品、饮料和其他原料中的B-葡聚糖。
原理:
总检测时间:100min
检测限:样品重量的0.5-100%
适用样品:燕麦、大麦、麦芽、麦芽汁、啤酒、食品以及其他原料
优点:
成本低
提供的所有试剂稳定性>2年
只有酶试剂盒可用
特异性高
方法简单
包含标准品
方法认证:AOAC (Method 995. 16)、AACC (Method 32-23),EBC (Methods 3.11.1,8.16.l 和 8.11. 1)  ICC(标准号l66),and RACI(标准方法)

分析物意义: 大麦和燕麦的主要细胞壁多糖 
Megazyme检测试剂盒优点:反应迅速、试剂稳定, 只有酶检测试剂盒可用。 AOAC方法 995.16; AACC 方法 32-23
AACC Method 32-23.01, AOAC Method 995.16, EBC Methods 3.11.1, 4.16.1 and 8.11.1, ICC Standard No. 166 and RACI standard method for the measurement of 1,3:1,4-ß-D-glucan in cereal grains, milling fractions, wort and beer. Recommended/Standard procedure of the Association of Official Analytical Chemists (AOAC), American Association of Cereal Chemists (AACC), Royal Australian Chemical Institute (RACI), European Brewing Convention (EBC), and International Association for Cereal Science and Technology (ICC). Content:100 assays per kit
Colourimetric method for the determination of β-Glucan in
cereal grains, feed, foodstuffs, beverages and other materials
Principle:

(lichenase)
(1) β-Glucan + H2O → β-gluco-oligosaccharides
(β-glucosidase)
(2) β-Gluco-oligosaccharides + H2O → D-glucose
(glucose oxidase)
(3) D-Glucose + H2O + O2 → D-gluconate + H2O2
(peroxidase)
(4) 2H2O2 + p-hydroxybenzoic acid + 4-aminoantipyrine →
quinoneimine + 4H2O

Kit size: 100 assays
Method: Spectrophotometric at 510 nm
Total assay time: ~ 100 min
Detection limit: 0.5-100% of sample weight
Application examples:
Oats, barley, malt, wort, beer, food and other materials
Method recognition:
AOAC (Method 995.16), AACC (Method 32-23.01), EBC (Methods
3.10.1, 4.16.1 and 8.13.1), ICC (Standard No. 166), RACI (Standard
Method) and CODEX (Type II Method)
Advantages

  • Very cost effective
  • All reagents stable for > 2 years as supplied
  • Only enzymatic kit available
  • Very specific
  • Simple format
  • Mega-Calc™ software tool is available from our website for hassle-free raw data processing
  • Standard included

REFERENCES:

  1. McCleary, B. V. and Glennie-Holmes, M. (1985). Enzymic quantification of (1-3)(1-4)-β-D-glucan in barley and malt. J. Inst. Brew. 91, 285-295.
  2. McCleary, B. V. and Nurthen, E. J. (1986). Measurement of (1-3)(1-4)-β-D-glucan in malt, wort and beer. J. Inst. Brew.92, 168-173.
  3. McCleary, B. V. and Codd, R. (1991). Measurement of (1-3) (1-4)-β-D-glucan in barley and oats: a streamlined enzymic procedure. J. Sci. Fd. Agric. 55, 303-312.
  4. McCleary, B. V. and Mugford, D. C. (1992). Interlaboratory evaluation of β-glucan analysis methods. In “The changing role of oats in human and animal nutrition”. Proceedings of the Fourth International Oat Conference, Adelaide, Australia. Oct 19-23.

Beta葡聚糖[酵母和蘑菇]检测试剂盒

Beta葡聚糖[酵母和蘑菇]检测试剂盒 β-Glucan Assay Kit (Yeast & Mushroom)

产品名称:Beta葡聚糖[酵母和蘑菇]检测试剂盒

英文名称:Mushroom and yeast beta-glucan assay Kit

货号: K-YBGL

型号规格:100次

优点:成本低;所有试剂配制后的稳定性〉2年;只有酶试剂盒可用;;方法简单;包含标准品

检测原理:

检测方法:比色法

检测波长:510nm;

总检测时间:100min;

检测限:样品重量的1-100%;

适用样品:酵母制备、蘑菇制备及其他原料;

方法认证:新方法

商品说明:
For the measurement of 1,3:1,6-ß-glucan and α-glucan in yeast preparations. Content: 100 assays per kit
Colourimetric method for the determination of Yeast and 
Mushroom β-Glucan in yeast, mushroom, foodstuffs and 
other materials

Principle:
(conc. HCl, 30°C, 45 min)
(1) 1,3:1,6-β-Glucan + 1,3-β-glucan + α-glucan + H2O → 
soluble glucan

(1.3 M HCl, 100°C, 2 h)
(2) Soluble glucan + H2O → D-glucose + laminarisaccharides (trace)
(exo-1,3-β-glucanase + β-glucosidase)
(3) Laminarisaccharides + H2O → D-glucose
(glucose oxidase)
(4) D-Glucose + H2O + O2 → D-gluconate + H2O2
(peroxidase)
(5) 2H2O2 + p-hydroxybenzoic acid + 4-aminoantipyrine → 
 quinoneimine + 4H2O
(amyloglucosidase)
(6) α-Glucan + H2O    →    D-glucose
Kit size:                            100 assays
Method:                            Spectrophotometric at 510 nm
Total assay time:              ~ 100 min
Detection limit:                 1-100% of sample weight
Application examples:
Yeast preparations, mushroom preparations and other materials
Method recognition:        Novel method
Advantages

  • Very cost effective
  • All reagents stable for > 12 months after preparation
  • Only enzymatic kit available
  • Simple format
  • Mega-Calc™ software tool is available from our website for hassle-free raw data processing
  • Standard included

D-木糖检测试剂盒 D-Xylose assay Kit

D-木糖检测试剂盒 D-Xylose assay Kit

产品名称:D-木糖检测试剂盒
英文名称:D-xylose including xylan and arabinoxylan assay kit
货号: K-XYLOSE
规格:80 assays (manual) / 800 assays (microplate)
优点:成本低;所有试剂配制后的稳定性〉2年;只有酶试剂盒可用;反应快;包含标准品

检测原理:

检测方法:紫外分光光度法

检测波长:340nm;

反应时间:30min;

检测限:2.96mg/L;

适用样品:发酵液、植物原料和多聚糖产物中的木糖的分析;

方法认证:新方法

商品说明:
The D-Xylose test kit is a novel method for the specific, convenient and rapid measurement and analysis of D-xylose in plant extracts, culture media/supernatants and other materials.
Suitable for manual, auto-analyser and microplate formats.
UV-method for the determination of D-Xylose in fermentation
broths and hydrolysates of plant material and polysaccharides

Principle:
(xylose mutarotase)
(1) α-D-Xylose ↔ β-D-xylose
(β-xylose dehydrogenase)
(2) β-D-Xylose + NAD+ → D-xylonic acid + NADH + H+
Kit size: 100 assays (manual) / 1000 (microplate)
/ 1300 (auto-analyser)
Method: Spectrophotometric at 340 nm
Reaction time: ~ 6 min
Detection limit: 0.7 mg/L
Application examples:
Analysis of D-xylose in fermentation broths and hydrolysates of plant
material and polysaccharides
Method recognition: Novel method
Advantages

  • Very cost effective
  • All reagents stable for > 2 years after preparation
  • Only enzymatic kit available
  • Rapid reaction (~ 6 min)
  • Mega-Calc™ software tool is available from our website for hassle-free raw data processing
  • Standard included
  • Suitable for manual, microplate and auto-analyser formats