how can synthesis polycarboxylic ether in lab of APEG & MPEG type?
hi, is anyone can share SCC mix design using Penttala design method. in Excel format for Creating a SCC mix design for my rproject ?
10 November 2018 5,364 2 View
How can i quantify concrete characteristic performance using different type of admixtures like high range water reducing admixture, air entraining admixture , viscosity modifying admixture...
06 July 2018 3,544 5 View
Can anyone suggest , how to design Pervious concrete design upto M25 for at different voids % & different paste volume as per ACI 522R 10 in excel format?
11 December 2017 1,715 3 View
what will happens on strength and shrinkage of concrete when magnesium lignosulphonate blend with phosphate?
09 October 2017 3,080 1 View
Can any one guide exact calculation for Initial surface absorption test including Cum. 2 hr Absorption (mls/m2) & Equiv. Sorptivity (mm/min1/2)?
11 December 2016 1,246 0 View
Is there any relation for pace rate applied in both commpressive and flexural strength ? how pace rate determined as the size changes for cube or beam ?is there any calculation to determine pace...
31 December 2015 395 3 View
ASTM 1702 is related to heat of hydration of cement.i want to exact procedure as per astm standard?
10 November 2015 6,763 0 View
hi, i want to know about of making a exposed concrete . in this, what should be mix design as well as combined gradation graph for aggregate.and which admixture i have to used for better expoed...
08 September 2015 6,513 0 View
Need information about polycarboxylic ether of sixth generation & its chain length,density as well as performance on concrte compared with fourth generation pce.
02 March 2015 9,459 0 View
visocity modifier used in concrte to prevent bleeding,will alcox helps as a vma?is it akkylated ether type organic product?
31 December 2014 2,007 1 View
Do experiments on behalf of Our Business: Laboratory animal rearing Animal modeling Experimental animal behavior detection, image ultrasonic detection, electrophysiology platform Organoid...
05 August 2024 5,829 1 View
I am in search of a modified Hummer's method, which can be used to synthesis graphene oxide within 6-8 hours. As I am a student it is not allowed for us to work after 5 in the laboratory. So I am...
01 August 2024 8,368 2 View
Accredited laboratory of JV "Uz-Kor Gas Chemical" LLC (Uzbekistan) is looking for providers to conduct interlaboratory comparison tests on gas chromatographic analysis of hydrocarbons (component...
25 July 2024 8,108 0 View
I understand a glycerol stock for long-term preservation would be ideal, but how are working cultures generally stored? Mainly concerning Candida spp. isolates. A few references mention that they...
22 July 2024 6,592 3 View
Thanks
22 July 2024 1,143 3 View
Suggest the best and shortest route for the chemical synthesis and and green synthesis of magnetite(Fe3O4) The chemical synthesis should contain the least dangerous chemicals along with full...
21 July 2024 2,476 2 View
How to assign allele numbers and sequence type after amplifying housekeeping genes by PCR for genotyping of S. pneumoniae strains by MLST using bioedit ?
19 July 2024 5,239 2 View
I do not know much about FTIR! The material Benzethonium Chloride USP was compared to a reference standard in regards to FTIR, as per the USP testing: Identification B. Infrared absorption (FTIR),...
16 July 2024 6,918 7 View
Organic Synthesis. My student has been trying iodination of arenes (our goal is to iodinate p-phenylenediamine) following these literature procedures: 1. Synthesis 2004, No. 11, 1869-1873 using...
16 July 2024 6,630 1 View
I make polycrystalline diamond with tape casting followed by HPHT sintering. When i sintered the samples up till May, the sintering was good. When i sintered the samples in June and July at the...
16 July 2024 3,212 5 View
