NABCB Accredited Inspection Bodies
MLS Inspection Private Limited
Address Unit D/2, 7th Floor, Bengal Eco Intelligent Park, Tower-1, Plot No.-3, Block- EM, Sector- V, Saltlake, Kolkata – 700091, West Bengal, India
Contact Person Mr. Ayan Das
Designation Quality Manager
Tel +91 7980040873
Fax
Email ID quality.control@mineralslab.com
Website www.mlsgroup.in
Accreditation Cert. No. IB 161
Valid From 27 October 2025
Valid Upto 26 October 2028
Accreditation Standard ISO/IEC 17020:2012
Type of Inspection Body Type A
Scopes of Accreditation
IAF Scope / Field of Inspection and Specific Item(s) Stage and Range of Inspection(s) Inspection Requirement(s) Standards / Regulations / Methods / Procedures
Number identification with year of publication Title

IAF SS 02
Mining and Quarrying

Coal

Sampling of Coal

Sample preparation of Coal

Coke
Sampling collection and preparation of coke

Coal & Coke
Sampling of coal & coke

Sieve analysis of coal & coke

Inspection of Cargo at Vessel, Rake, Truck, Barges, Conveyor, Stationary, Stockpile, Before/During/After Loading & Unloading
ASTM D2234/D2234M – 2020

ASTM D2013/D2013 M – 2024

ASTM D346/D346M – 2011

IS 436 (Part – 1/Sec – 1) 2024

IS 437 – 2020 (Fourth Revision)
Standard Practice for Collection of Gross Sample of Coal

Standard practice for preparation coal samples for analysis

Standard practice of collection and preparation of coke samples for inspection body analysis

Methods for Sampling of Coal and Coke Part 1 : Sampling of Coal Section 1 : Manual Sampling

Size Analysis of Coal & Coke for Marketing
Client Requirements in the form of QAP mentioning required specification and scope mentioned in this scope. However, the applicable National & International Codes and Standards shall be among those which are either referred in the scope statement or shall be equivalent to the standards described above for the relevant scope category
The following offices of MLS Inspection Private Limited are included under accreditation

Location

Address

Key activities performed

Kolkata (Main Office) Unit D/2, 7th Floor, Bengal Eco Intelligent Park, Tower-1, Plot No.-3, Block- EM, Sector- V, Salt Lake, Kolkata – 700091, West Bengal, India Top Management functions, Quality Management System functions, administration & accounts, other key activities.

Inspection contract review, Inspection planning & execution, Inspection personnel authorization & assignment, Issue of inspection reports / certificates
Visakhapatnam (Branch Office) Plot No.-25-12-41, Godeyvari Street, One Town, Visakhapatnam – 530001, Andhra Pradesh, India Inspection contract review, Inspection planning & execution, Inspection personnel authorization & assignment, Issue of inspection reports / certificates.
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