Supply and installation of graphite digestion system.

Supply & installation of graphite digestion system.

Remark :-

Indian Institute of Science Education and Research Bhopal

Annexure-I(b)

Technical Compliance Sheet

Tender No.: IISERB/SP/2025-26/113 Dated 17.03.2026

Item - Supply & installation of graphite digestion system.

Scope of use:

The system shall be a graphite block digestion system suitable for sample digestion for geochemical and trace/ultra-trace elemental analysis. The system shall be suitable for routine laboratory operation within a fume hood in acid-digestion environments.

Configuration

Graphite block digestion system with electrical heating, with 24 digestion positions.

The system shall be supplied as a complete working system together with compatible PFA digestion vessels (tubes with caps) matching the block.

Graphite Block Design

Block material: High-density graphite

Design: One-piece machined graphite block.

Number of holes: 24.

Hole geometry: Hole diameter/fit shall be matched for PFA digestion vessels. 3.5.

Thermal contact: Close-fit design for uniform heat transfer across all positions

Temperature ranges up to 250 oc

It should have a fully enclosed frame design to minimise corrosion.

The temperature should be digitally controlled.

Temperature accuracy (±1 oc) and uniformity (6±1.5 oc)

Compatible Digestion Vessels

Vessel material: PFA digestion tube with appropriate/vented PFA cap

Vessel volume: 60 ml or higher

Hole dimension: Outer diameter less than 29 mm, height less than 138 mm.

Bottom type: Flat bottom

Fit and compatibility: The graphite block shall be machined to fit the vessel dimensions specified above, ensuring stable positioning and optimal thermal contact during digestion. Also, the vessels should be compatible with the maximum operating temperature.

The vessels should be compatible for use with

Hydrofluoric acid (HF)

Nitric acid (HN03)

Hydrochloric acid (HCI)

Sulfuric acid (H2S04)

Safely

Thermal insulation: Integrated insulation layer to reduce heat loss and improve operational safety.

Corrosion-resistant design: Suitable for laboratory acid digestion environments.

Intended operation: Designed for use inside standard laboratory fume hoods.

Electrical Requirements: Power supply: 220-240 V, 50/60 Hz, Power consumption: 2 3 kW.

The vendor should vessel prices (with vented PFA cap) separately.

Comprehensive Warranty for 2 years.

Delivery shall include all items required for immediate operation and price F.O.R. Bhopal.

Name of the firm-

Name of authroized signatory-

Indian Institute of Science Education and Research Bhopal

Annexure – II

TECHNO-COMMERCIAL BID

Tender No.: IISERB/SP/2025-26/113 Dated 17.03.2026

Item - Supply & installation of graphite digestion system.

Name of Tendering Company with Registration No. & Date issued by appropriate authorities. (Please enclose copy of certificate of registration)

Do you possess trade license issued by Competent Authorities in India? If so, please enclose a copy.

Name of Proprietor / Director

Furnish following particulars of the Registered Office a. Complete Postal Address

b. Telephone No. / Mob. No.

c. Fax. No.

d. E-Mail Address

Furnish following particulars of the Local Branch Office. (if any) a. Complete Postal Address

b. Telephone No. / Mob. No.

c. Fax. No.

d. E-Mail Address

PAN No. (Attach Attested Copy)

GSTIN No. (Attach Attested Copy)

If Manufacturer – Pl. attach the certificate of Registration

If Authorised Dealer / Distributer – Pl. attach relevant certificate.

Financial turnover for the three financial Years. (Please attach copy of certificate by Chartered Accountant in original )

Financial Year

(Attach separate sheet if space provided is insufficient)

Give details of the major clients – Educational Institutes/Universities, Government Departments, Research Organisations, to whom item/material of same type have been supplied by the bidder during the last five years in the following format.

(If the space provided is insufficient, a separate sheet may be attached)

The agency should not have been black listed or banned by any Govt. Department, Government Organization, PSU, University, Autonomous Institute etc. A notarized certificate to this fact should be enclosed with techno-commercial bid as per Annexure-V.

Are you an ISO certified manufacturer? If so, please attach a copy of the certificate.

Please specify the minimum time required to supply the item / material from the date of receipt of the Purchase Order

Additional information, if any (Attach separate sheet, if required)

Name of Authorised Signatory:

Name of the Company: