MINERAL TESTING & ANALYSIS

MECHANICAL SAMPLING

ENVIRONMENT TESTING

FOOD TESTING & ANALYSIS

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MINERAL TESTING & ANALYSIS
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MECHANICAL SAMPLING
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ENVIRONMENT TESTING
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FOOD TESTING & ANALYSIS

MSK

Inspection. Testing. Certification.

Certifying Quality Worldwide.

MSK is an independent Testing, Inspection, and Certification (TIC) agency with a legacy of over 85 years. Headquartered in Kolkata, India, our network of offices and laboratories in 28 countries marks our global footprint.

LONDON METAL EXCHANGE (LME) LISTED SAMPLER AND ASSAYER IN INDIA.

Credentials

MSK is accredited and recognized by global and country-specific standards agencies. Our national, international, and global certifications, recognitions, and memberships place us among the leading Third Party Inspection and Testing agencies in the world.

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Commodities

Ores & Alloys
Coal & Coke
Non Ferrous
Flux & Cementitious
Fertilizer

Iron Ore

Iron ores are rocks and minerals from which metallic iron can be economically extracted..

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Ferro Alloys

Chromite is the only commercially viable ore of chromium (Cr) which is a member of the spinel group of minerals.

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Coal

Coal, a Fossil fuel, is one of the cheapest sources of energy in the world today. We use the term "coal" to describe a variety of fossilized plant materials, but no two coals are exactly alike...

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Coke

Coke is a solid carbonaceous residue derived from low-ash, low-sulfur bituminous coal from which the volatile constituents are driven off by baking in an oven without oxygen at temperatures as high...

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Non Ferrous

Non-ferrous metals include aluminum, copper, lead, zinc and tin, as well as precious metals like gold and silver. Their main advantage over ferrous materials is their malleability.

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Flux & Cementitious Commodities

For all above commodities: All parameters- Chemical & Physical including Water Absorption Capacity, Tumbler Index, Shatter Index, Decripitation Index

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Fertilizer

MSK is a leading TIC agency can help the industries to ensure both quantity & quality of fertilizers throughout load port to discharge port.

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global presence

Worldwide Offices and Laboratories

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MSK NEWS & event UPDATES

MSK’S INSPECTION OF MAGNETITE FINES

POSTED ON July 08, 2020 BY MSK ADMIN

A term known to everyone

The mythical term lodestone has occurred long in history. The general public knows it to be a term for something that ‘strongly attracts’. Lodestone is m

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MSK is one of the recognized LME listed assayers

POSTED ON July 24, 2020 BY MSK ADMIN

MSK is one of the recognized LME listed assayers in India for Non-Ferrous Metal Testing which includes ores, alloys, pure metals, and precious metals. We have the capability and expertise for all kinds of appreci

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In-vitro Antioxidant Assay-An Insight

POSTED ON July 24, 2020 BY MSK ADMIN

Antioxidants are chemicals that protect cells by neutralizing free radicals generated by external factors (such as damage from the sun, pollution, wind, temperature, etc.) and internal factors (for example, stress emo

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MSK COMMITMENT FOR COMPLIANCE TO NABL ACCREDITATION POLICY AND ISO/IEC 17025:2017 STANDARD

POSTED ON September 07, 2020 BY MSK ADMIN

The Testing, Inspection, and certification market is expected to grow at a CAGR% of 3.6% from USD 204.2 billion in 2020 to USD 243.7 billion in 2025. The primary reason being, the increased need for safety, surge in t

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Accreditations/ Recognitions/ Memberships/ Standards

Accredited and recognized by global and country-specific standards agencies

TLC

LME

CNAS

KAN

sanas

NABL

ISO

MCX

AOSC

NATA

NABCB

APEDA

AQI

CPCB

IAS

Testimonial

Sirsendu Mukherjee

Mitra S.K. have added value to our business process by effective inspection, strict quality control and timely response. It is a pleasant experience to work with “Team Mitra S.K.”. We hope the same service level will continue in the future too....

Sirsendu Mukherjee

Sirsendu Mukherjee

Chief Operation, FAMD, Tata Steel Limited..

Mitra SK Inspection Gulf LLC has been appointed by us and the services provided by them has been up to the mark and as per our expectations....

Ajay Mathur

Sr. General Manager,, Emirates Trading Agency L.L.C..

Amar Singh Gohil

Mitra S. K. Private Limited is skilled in analysis and laboratory working. They understand operating requirements. They bring a winning combination of experience and commitment to excellence. During our rigorous selection process, Mitra S. K. showed us their flexibility and significant capabilities in testing and supervision field. They have deep understanding of the testing, strong customer care capabilities and their global delivery footprints....

Amar Singh Gohil

Amar Singh Gohil

Mines Manager, Hindustan Zinc Limited, a Vedanta Company.

The Inspection services provided by Mitra S. K. Inspection Gulf has been prompt and accurate and has been in the line with our expectations....

Naser Bustami

General Manager, Stevin Rock L.L.C..

We would like to express our high appreciation of the business association our company had with Mitra S. K. as a testing and inspection house for their quality of service, good documentation and reporting during the job ....

R. Jeyakumar

Executive Vice President (Works),, DCW Limited.

Tulus Situmeang

We would like to express our high appreciation for PT Mitra S.K. Analisa Testama as a professional and reliable Testing and Inspection house for their quality services rendered which currently differentiates them from their competitors. they we selected by us due to high quality of services, accurate results, fast response, full support to give documentation and reporting of detail condition during the job....

Tulus Situmeang

Tulus Situmeang

AVP – Coal Quality & Sales Compliance Head,, PT Indo Tambangraya Megah Tbk (BANPU).

Geraldo Pimenta

Their job was excellent and showed Mitra S.K. differential from others....

Geraldo Pimenta

Geraldo Pimenta

Laboratory Head, MMX.

Konstantin Gertsen

Mount Gibson engaged Mitra S.K. Private Limited (Mitra S.K.) in mid-2013 to observe and inspect the procedures for unloading of iron ore from vessels in Chinese ports, and the sampling of the ore. Mitra S.K. personnel have since that time overseen numerous shipment movements and cargo discharges, and provided reports thereon. We have found the service offered by Mitra S.K. to be very reliable and professional, with reports being timely and informative.....

Konstantin Gertsen

Konstantin Gertsen

Shipping Administrator, Mount Gibson Iron Limited.

We’ve been pleased with the improvement we have seen in CIQ results, and Mitra S.K’s reports have certainly helped us to resolve any disputes with our customers in a more timely manner….....

Brian Mcdonald

Senior Director – Asia Pacific Iron Ore Sales,, Cliffs Natural Resources Pty Ltd..

We approached Mitra SK for their support in resolving an issue related to presence of wax in imported apples. Mitra SK provided an effective solution through their R& D work to differentiate between permitted & non permitted apple wax. The dedication and follow -up were highly appreciable. We highly recommend Mitra SK for future projects . ....

Mittu Mathew

Member, Compass Group (India) Pvt. Ltd.

Write to Us

LATEST blog

Biohydrometallurgy- towards eco-friendly and economic mining

Biohydrometallurgy- towards eco-friendly and economic mining

Posted on July 01 2025 By Mitra S.K ADMIN

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Porta Lab

Porta Lab

Posted on May 22 2025 By Mitra S.K ADMIN

Mitra S K Pvt Ltd: Experts in Standardizing Natural Products through Marker-Based and Secondary Metabolite Analysis

Mitra S K Pvt Ltd: Experts in Standardizing Natural Products through Marker-Based and Secondary Metabolite Analysis

Posted on January 24 2025 By Mitra S.K ADMIN

Transform Your Feed Quality with Accurate Fiber Analysis

Transform Your Feed Quality with Accurate Fiber Analysis

Posted on January 24 2025 By Mitra S.K ADMIN

Estimation of various Aluminum bearing phases in Bauxite using XRF and TGA

Estimation of various Aluminum bearing phases in Bauxite using XRF and TGA

Posted on December 31 2024 By Mitra S.K ADMIN

Spontaneous chemical fixation of atmospheric CO2 by polydentate amine in Zinc(II) bound state

Spontaneous chemical fixation of atmospheric CO2 by polydentate amine in Zinc(II) bound state

Posted on December 31 2024 By Mitra S.K ADMIN

STUDY OF DIRECT REDUCED IRON (DRI)

STUDY OF DIRECT REDUCED IRON (DRI)

Posted on December 31 2024 By Mitra S.K ADMIN

Isolation and Characterization of Pectin from Fruit Peel Waste

Isolation and Characterization of Pectin from Fruit Peel Waste

Posted on December 31 2024 By Mitra S.K ADMIN

Characterization of Boiler deposits and possible preventive measures

Characterization of Boiler deposits and possible preventive measures

Posted on December 31 2024 By Mitra S.K ADMIN

Mineral Beneficiation and Upgradation

Mineral Beneficiation and Upgradation

Posted on December 03 2024 By Mitra S.K ADMIN

What if your old PCBs (Printed Circuit Boards) hold untapped Treasure?

What if your old PCBs (Printed Circuit Boards) hold untapped Treasure?

Posted on October 17 2024 By Mitra S.K ADMIN

Per- and polyfluoroalkyl substances (PFAS), commonly referred to as

Per- and polyfluoroalkyl substances (PFAS), commonly referred to as "forever chemicals," have emerged as a significant environmental and health concern

Posted on October 04 2024 By Mitra S.K ADMIN

If Your Starch Helping or Holding You Back?

If Your Starch Helping or Holding You Back?

Posted on September 13 2024 By Mitra S.K ADMIN

Understanding PM100 in Mining Activities

Understanding PM100 in Mining Activities

Posted on August 27 2024 By Mitra S.K ADMIN

Unlocking the Potential of Spent Grain: A Sustainable Approach

Unlocking the Potential of Spent Grain: A Sustainable Approach

Posted on August 23 2024 By Mitra S.K ADMIN

Spot Emission Measurement

Spot Emission Measurement

Posted on June 27 2024 By Mitra S.K ADMIN

Opacity Meters

Opacity Meters

Posted on June 22 2024 By Mitra S.K ADMIN

Effluent Treatment Plant

Effluent Treatment Plant

Posted on June 15 2024 By Mitra S.K ADMIN

Baseline study in E I A process

Baseline study in E I A process

Posted on May 24 2024 By Mitra S.K ADMIN

Performance guarantee and performance evaluation

Performance guarantee and performance evaluation

Posted on May 17 2024 By Mitra S.K ADMIN

Terrestrial Flora and Fauna

Terrestrial Flora and Fauna

Posted on May 09 2024 By Mitra S.K ADMIN

Aquatic Flora and Fauna

Aquatic Flora and Fauna

Posted on April 20 2024 By Mitra S.K ADMIN

Mineralogy of Manganese Ore: Beneficiation and Beyond: MSK's Solution to African Mine

Mineralogy of Manganese Ore: Beneficiation and Beyond: MSK's Solution to African Mine

Posted on April 13 2024 By Mitra S.K ADMIN

Are your mineral transportation operations hindered by freezing in cold climates? Wondering how MSK tackled this challenge?

Are your mineral transportation operations hindered by freezing in cold climates? Wondering how MSK tackled this challenge?

Posted on April 30 2024 By Mitra S.K ADMIN

Understanding the Impact of Indirect Greenhouse Gases on Global Warming

Understanding the Impact of Indirect Greenhouse Gases on Global Warming

Posted on April 29 2024 By Mitra S.K ADMIN

Phase transformation of silica in Coal and Biomass burning processes and its implications on human health

Phase transformation of silica in Coal and Biomass burning processes and its implications on human health

Posted on December 30 2023 By Mitra S.K ADMIN

MODIFIED GRAVIMETRIC ESTIMATION
OF COBALT IN BLACK MASS

MODIFIED GRAVIMETRIC ESTIMATION OF COBALT IN BLACK MASS

Posted on December 30 2023 By Mitra S.K ADMIN

Method development for the estimation of Coumarin content in different Cinnamomum species

Method development for the estimation of Coumarin content in different Cinnamomum species

Posted on December 30 2023 By Mitra S.K ADMIN

Rapid determination of Tyramine and Histamine in Tuna Fish using HPLC-FLD

Rapid determination of Tyramine and Histamine in Tuna Fish using HPLC-FLD

Posted on December 27 2023 By Mitra S.K ADMIN

MICROPLASTIC IN MILK. AN EMERGING THREAT

MICROPLASTIC IN MILK. AN EMERGING THREAT

Posted on December 27 2023 By Mitra S.K ADMIN

Estimation of Proline in Honey by High Performance Liquid Chromatography

Estimation of Proline in Honey by High Performance Liquid Chromatography

Posted on December 27 2023 By Mitra S.K ADMIN

DNA based approach for the detection of GMO

DNA based approach for the detection of GMO

Posted on December 27 2023 By Mitra S.K ADMIN

Development of an HPLC-FLD method for rapid determination of Tyramine and Histamine in Tuna Fish

Development of an HPLC-FLD method for rapid determination of Tyramine and Histamine in Tuna Fish

Posted on December 27 2023 By Mitra S.K ADMIN

Determination of Acrylic acid emissions from industrial process by HPLC

Determination of Acrylic acid emissions from industrial process by HPLC

Posted on December 27 2023 By Mitra S.K ADMIN

COMPARATIVE STUDY OF NANO-FERTILIZER & CONVENTIONAL FERTILIZER WITH RESPECT TO SUSTAINED NUTRIENT RELEASE

COMPARATIVE STUDY OF NANO-FERTILIZER & CONVENTIONAL FERTILIZER WITH RESPECT TO SUSTAINED NUTRIENT RELEASE

Posted on December 27 2023 By Mitra S.K ADMIN

Assessing leaching potential of Electronic Waste

Assessing leaching potential of Electronic Waste

Posted on December 26 2023 By Mitra S.K ADMIN

Analysis of Red Mud

Analysis of Red Mud

Posted on April 05 2022 By Mitra S.K ADMIN

Determination of gold using ICP-OES after activated carbon enrichment

Determination of gold using ICP-OES after activated carbon enrichment

Posted on April 06 2022 By Mitra S.K ADMIN

Determination of platinum group metals using nickel sulfide (NiS) fire assay

Determination of platinum group metals using nickel sulfide (NiS) fire assay

Posted on April 06 2022 By Mitra S.K ADMIN

QUANTIFICATION OF POTASSIUM IN NPK FERTILIZER BY GRAVIMETRY

QUANTIFICATION OF POTASSIUM IN NPK FERTILIZER BY GRAVIMETRY

Posted on April 06 2022 By Mitra S.K ADMIN

$Rapid Phase Composition Study of Portland cement-Clinker by Powder X-ray Diffraction Technique and its Impact$

Rapid Phase Composition Study of Portland cement-Clinker by Powder X-ray Diffraction Technique and its Impact

Posted on April 06 2022 By Mitra S.K ADMIN

Recycling of lead acid batteries

Recycling of lead acid batteries

Posted on April 06 2022 By Mitra S.K ADMIN

Spectrophotometric determination of phosphorous in ferro alloys, manganese ore and iron ore

Spectrophotometric determination of phosphorous in ferro alloys, manganese ore and iron ore

Posted on April 06 2022 By Mitra S.K ADMIN

A Novel Technique to Identify Mineral Oil Contaminants in Vegetable Oil

A Novel Technique to Identify Mineral Oil Contaminants in Vegetable Oil

Posted on April 06 2022 By Mitra S.K ADMIN

Alpha amylase enzyme activity of various grains with special reference to sprouting

Alpha amylase enzyme activity of various grains with special reference to sprouting

Posted on April 06 2022 By Mitra S.K ADMIN

A degradation study of beta carotene in infant food and raw vegetables by ozone treatment

A degradation study of beta carotene in infant food and raw vegetables by ozone treatment

Posted on April 06 2022 By Mitra S.K ADMIN

Environmental impacts of firecrackers during festivals, events - a lab study

Environmental impacts of firecrackers during festivals, events - a lab study

Posted on April 06 2022 By Mitra S.K ADMIN

Spectrophotometric determination of Anthocyanin Content in Different Fresh Fruits

Spectrophotometric determination of Anthocyanin Content in Different Fresh Fruits

Posted on April 06 2022 By Mitra S.K ADMIN

EXTRACTION AND ISOLATION OF PIPERINE FROM BLACK PEPPER

EXTRACTION AND ISOLATION OF PIPERINE FROM BLACK PEPPER

Posted on April 06 2022 By Mitra S.K ADMIN

Investigation of Physico-chemical properties of Refined Palm oil during frying with special reference to in vitro lipid peroxidation as TBARS

Investigation of Physico-chemical properties of Refined Palm oil during frying with special reference to in vitro lipid peroxidation as TBARS

Posted on November 28 2022 By Mitra S.K ADMIN

Nitrogen Profile in Fertilizer by IR Absorption Spectroscopy

Posted on April 06 2022 By Mitra S.K ADMIN

Protein Digestibility Corrected Amino Acid Score (PDCAAS)- A method to evaluate quality of protein

Protein Digestibility Corrected Amino Acid Score (PDCAAS)- A method to evaluate quality of protein

Posted on April 06 2022 By Mitra S.K ADMIN

Determination of Organic carbon and Inorganic carbon of Biomass

Determination of Organic carbon and Inorganic carbon of Biomass

Posted on April 06 2022 By Mitra S.K ADMIN

Analysis of Anti-Nutritional Factors of Wine

Analysis of Anti-Nutritional Factors of Wine

Posted on November 28 2022 By Mitra S.K ADMIN

Determination of Ozone Generation Efficiency of UV Lamp by Chemical Method

Determination of Ozone Generation Efficiency of UV Lamp by Chemical Method

Posted on June 14 2022 By Mitra S.K ADMIN

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