Enzyme-accelerated acid hydrolysis of untanned proteinaceous wastes from tanning industry

Traditionally, tanning industry has been producing considerable amounts of solid wastes, which raises serious concerns on account of their environmental impact. Out of these, untanned raw trimmings account for about 5-7% of the total quantity of raw materials processed. This waste could be a value-a...

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Permalink: http://skupnikatalog.nsk.hr/Record/nsk.NSK01001098125/Details
Matična publikacija: Textile & leather review (Online)
3 (2020), 4 ; str. 213-225
Glavni autori: Nur-E-Alam, Md (Author), Akter, Nasifa, Fatema, Kanish, Azad, Md. Abul Kashem, Chakma, Shimul, Khan, Md. Anwar Arfien
Vrsta građe: e-članak
Jezik: eng
Predmet:
Online pristup: https://doi.org/10.31881/TLR.2020.13
Textile & leather review (Online)
Hrčak
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024 7 |2 doi  |a 10.31881/TLR.2020.13 
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042 |a croatica 
044 |a ci  |c hr 
080 1 |a 67/68  |2 2011 
080 1 |a 66  |2 2011 
080 1 |a 54  |2 2011 
100 1 |a Nur-E-Alam, Md.  |4 aut  |9 HR-ZaNSK 
245 1 0 |a Enzyme-accelerated acid hydrolysis of untanned proteinaceous wastes from tanning industry  |h [Elektronička građa] /  |c Md. Nur-E-Alam, Nasifa Akter, Kanish Fatema, Md. Abul Kashem Azad, Shimul Chakma, Md. Anwar Arfi en Khan. 
300 |b Ilustr., graf. prikazi. 
504 |a Bibliografija: 19 jed. 
504 |a Summary. 
520 |a Traditionally, tanning industry has been producing considerable amounts of solid wastes, which raises serious concerns on account of their environmental impact. Out of these, untanned raw trimmings account for about 5-7% of the total quantity of raw materials processed. This waste could be a value-added cheap source of collagen, which has numerous industrial applications if properly and scientifically utilized. This research work deals with the utilization of raw trimmings of solid waste from tanneries in the process of enzymatic hydrolysis, performed by using acetic acid and protease, in order to obtain protein hydrolysate. The hydrolysis was carried out with varying acid concentrations, acid solutions, temperatures and times. The maximum obtained protein hydrolysate was about 88% at 1.5 M acid concentration, 4% enzyme ratio, and 60 °C. 
653 0 |a Industrija štavljenja  |a Čvrsti otpad  |a Hidroliza kiseline 
700 1 |a Akter, Nasifa  |4 aut  |9 HR-ZaNSK 
700 1 |a Fatema, Kanish  |4 aut  |9 HR-ZaNSK 
700 1 |a Azad, Md. Abul Kashem  |4 aut  |9 HR-ZaNSK 
700 1 |a Chakma, Shimul  |4 aut  |9 HR-ZaNSK 
700 1 |a Khan, Md. Anwar Arfien  |4 aut  |9 HR-ZaNSK 
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