Who will help to obtain this standard?

Viola Vambol @Viola-Vambol

02 March 2025 0 8K Report

PN EN ISO 21645:2021-09 „While steel is being burned. Methods for obtaining the standard

Badges
Science topic

Similar topics
Chemistry, Organic
Organic

More Viola Vambol's questions See All

What are the differences between quantum yields (QYs) and external quantum efficiencies (EQEs)?

Given that both quantum yields and external quantum efficiencies are defined by the ratio of emitted to absorbed photons, experimentally, what is measured using the relative and absolute...

25 April 2024 934 1 View

How to modify wrong uploaded file?

Good morning, I uploaded a wrong publication: how could I correct the error, that is modfy the articles uploaded e modify them? Thank you Yours sincerely Domenico Viola

24 September 2023 9,739 1 View

How to increase Cronbach's Alpha in EFA?

I am developing a scale for volunteer motivation with 10 dimensions, where 6 dimensions with low Cronbach's Alpha (0.507, 0.651, 0.681, 0.663, 0.621, 0.654). The other 4 dimensions' are okay...

01 June 2023 9,822 2 View

Should I remove one at a time or all crossloading and non-significant items at once in EFA?

I am confused about removing items in EFA and couldn't find any guidance paper. I tried to delete one item every time. Therefore, I am able to delete the ones I don't want (different from what I...

25 May 2023 1,739 9 View

How to choose rotation method in EFA if some of the factors are correlated while some are not?

Some of the factors are correlated and some are not, then how can I choose the rotation methods? I have tried both. With oblique rotation, too many factors were generated. Orthogonal rotation...

23 May 2023 1,308 3 View

EasyChair is no longer free ... any free alternative?

More specifically, starting on August 2022, EasyChair only allows small conferences (max 20 submissions) for free. Would you reccomend other similar services?

17 October 2022 2,343 1 View

Sunglasses: do they impair Face Detection (in humans & AI)?

Not really much to add to the question itself. It is quite established that neurotypical humans are particularly good at DETECTING* faces. Of course there are false positives, i.e. we sometimes...

03 April 2022 4,163 3 View

Could you suggest a human placental lactogen ELISA kit working on sheep?

I am looking for an ELISA kit working on sheep for oPL detection in serum or plasma samples. I suppose human placental lactogen kits could be a choice. I didn't find anything in literature...

28 October 2021 1,613 3 View

How to quantify nicotine by HPLC-UV?

I'm trying to find the most simple conditions to quantify nicotine in e-cigarette liquid samples. I have an HPLC-UV (Shimadzu LC2030C plus) with a C18 column (VP-ODS shim pack, size 150l x 4.6, ID...

06 July 2021 2,163 2 View

How to eliminate a peak in solvent which elutes at the same time with a compound in standard solution using LC-MS/MS?

Hello, when i run a solvent solution there is a peak at the same time where my fragment ions of compound A elute. how i can eliminate this peak from solvent solution? This peak is not from carry...

22 June 2020 335 1 View

What are the challenges or short falls with the ISO 45001?

In 2018 the OHSAS 18001 was improved and progressed into ISO 45001. This was characterized by one or two short falls. I am now reviewing the ISO 45001, with the aim of looking at the entire...

18 July 2024 9,489 0 View

Can you recommend a provider of proficiency testing for δ2H and δ18O in water, as well as Pb/U dating of zircons?

Requirement for compliance with ISO 1702

13 July 2024 3,918 0 View

Could you provide me with the ISO protocol for measuring nitrites and nitrates in soil?

Could you provide me with the ISO protocol for measuring nitrites and nitrates in soil?"

25 May 2024 252 0 View

How to determine decision limit (CCα) according to CIR 2021/808?

CIR 2021/808 written as "the CCα shall be calculated as follows: Method 1: by the calibration curve procedure according to ISO 11843-1:1997 ( 14) (here referred to as critical value of the net...

13 May 2024 9,481 0 View

Questionnaire for Agile Research for PhD?

Dear Respected Agile Practitioners, My name is Yuli Fitrisia, and I am a Ph.D. student at Universiti Tun Hussein Onn Malaysia (UTHM). I am surveying Agile Software Practitioners’ perspective,...

24 April 2024 1,036 0 View

Double-counting of emissions in the context of ISO 14068 - Carbon Neutrality assessement?

Greetings. In the context of the new ISO 14068 on Carbon Neutrality, how is double-counting of emissions between two subjects been dealt with? Suppose Company B is assessing the carbon neutrality...

03 April 2024 3,596 1 View

How to find size of colloidal particles using turbidimeter ?

Hello everyone ! I got turbidity 448 NTU in infrared light 860 nm ( ISO 7027 ) using a turbidimeter ( TB211 IR ). And it's not very clear to me exactly what formulas can be used to calculate...

29 March 2024 4,816 1 View

Speed for tensile tests on basalt fibers?

I want to characterize the mechanical properties of individual basalt fibers. I am having problems when choosing a test speed. If a follow ASTM C1557, I should choose a speed where the fiber...

24 March 2024 4,985 3 View

Me puede proporcionar iso 9001:2015?

quisiera que me proporciones un sistema de gestion de calidad

15 March 2024 3,491 1 View

Iso 9001:2015?

ME PUEDE PROPORCIONAR INFORMACION SOBRESistema de Gestión de Calidad Basado en la Norma ISO 9001:2015 para el Instituto de Educación Superior Tecnológico

15 March 2024 447 0 View