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Author: Chemist

Settled Sludge Sample Testing in Jubail, KSA

Posted by: Chemist Posted on: October 22, 2026

Enquiry:

Our company invites your laboratory to submit a technical and commercial proposal for the analysis of a bottom settled sludge sample collected from POND-I at our facility.

The objective of this study is to fully characterize the sludge composition and determine the purity and percentage of Sodium Sulphate (Na₂SO₄) through a two-stage analysis, including:

  • Full characterization of liquid and solid phases
  • Hydrocarbon, BTX, VOC, TOC, COD, pH, metals, and metal salts analysis
  • Advanced pretreatment to remove water and hydrocarbons
  • Dry mineral matrix analysis for Sodium Sulphate quantification
  • Complete mass balance calculations and Certificate of Analysis (COA)

Please find the attached Scope of Work for your review.

Kindly confirm your laboratory’s capability to perform the required separation, pretreatment, and analytical procedures, and provide the following:

  • Technical proposal and methodology
  • Accreditation details (ISO 17025 or equivalent)
  • Estimated turnaround time
  • Commercial quotation
  • Sample quantity requirements, if any

We would appreciate receiving your quotation at most of your convenience time.

KINDLY ACKNOWLEDGE RECEIPT OF THIS EMAIL BY A REPLY

Should you require any clarification, please feel free to contact the undersigned.

One of our highly proficient and ISO certified laboratory would be taking over this job.

Should you have any similar requisites, do drop us email and we shall revert instantly -> [email protected].

50 Samples Used Grease Testing in Dubai, UAE

Posted by: Chemist Posted on: October 21, 2026

Enquiry:

We are seeking a quotation for laboratory analysis of used grease samples in the UAE. Please find the scope below.

Sample details

  • Quantity: 50 samples
  • Quantity per sample: approx. 100 g
  • Grease type: Kluberplex BEM 41-141 (used)
  • Location: UAE, with samples available for delivery or collection

Tests required (per sample)

Priority parameters

  1. Iron (Fe) content, mg/kg
  2. Water content, mg/kg
  3. PQ Index

Additional parameters, as per the reference report format

  1. Appearance (visual)
  2. Elemental analysis, mg/kg: Cr, Al, Ni, Cu, Ca, Mg, Zn, P, Li, Mo, Si

For reference, the standards in our sample report format are GB/T 11133-2015 (water content), ASTM D8184-18e1 (PQ Index) and NB/SH/T 0864-2023 (elemental analysis). Please confirm the methods you would apply for each parameter, including any equivalent standards, and their suitability for used grease.

Kindly price the priority parameters (1 to 3) and the additional parameters (4 and 5) separately, so we can evaluate both options.

Quotation details requested

  1. Unit price per test and total price per sample (AED), with VAT shown separately
  2. Total quotation value for 50 samples, including any discount applicable to the batch size
  3. Payment terms and conditions
  4. Turnaround time, from sample receipt to report issuance
  5. Sample logistics: delivery address and contact person, or pickup arrangements and any associated charges
  6. Any additional charges
  7. Report format and language (preferably PDF in English, with results listed per sample ID)
  8. Laboratory accreditation (e.g., ISO/IEC 17025), and confirmation that the requested tests fall within the accredited scope
  9. Quotation validity period
  10. Your VAT registration details (TRN) and a company profile or trade license copy

Kindly share your quotation at your earliest convenience. We are happy to provide further details or arrange a call to align on the scope.

One of our highly proficient and ISO certified laboratory would be taking over this job.

Should you have any similar requisites, do drop us email and we shall revert instantly -> [email protected].

UV resistance testing for reconstituted veneer samples in UAE

Posted by: Chemist Posted on: October 21, 2026

Enquiry:

UV resistance testing for reconstituted veneer samples

We are currently looking for a laboratory that can conduct UV resistance testing for reconstituted veneer samples and would like to enquire whether this service is available at your facility.

Kindly confirm whether this testing service is available at your laboratory and share the sample requirements, estimated lead time, and quotation.

One of our highly proficient and ISO certified laboratory would be taking over this job.

Should you have any similar requisites, do drop us email and we shall revert instantly -> [email protected].

Characterization of Spent Bleaching Clay from Generators, KSA

Posted by: Chemist Posted on: October 21, 2026

Enquiry:

We are setting up a programme to treat spent bleaching clay from generators. We have 4 samples that need full characterisation before we can qualify the material. Please send us a quotation for the test plan below.

1. Sample details

  • Number of samples: 4 (IDs -01 to -04)
  • Material: spent bleaching clay, an oil-bearing clay from oil refining/re-refining. Some samples may come from used-lubricant re-refining.
  • Expected properties: residual oil 15–35 wt%, high ash content. The material may self-heat, so please tell us your packaging and handling requirements.
  • Quantity per sample: [X kg]. Please confirm the minimum quantity you need for the full scope.
  • Delivery: we will deliver to your lab, or please quote for collection from [location].

2. Test plan

Tier 1: Core panel (all 4 samples)

# Parameter Preferred method 
1 Gross / net calorific value (GCV/NCV) ASTM D5865 / ISO 1928 
2 Residual oil content Soxhlet solvent extraction (please state solvent) 
3 Moisture ASTM D3173 / ISO 589 
4 Ash ASTM D3174 / ISO 1171 
5 Volatile matter / fixed carbon ASTM D3175 
6 Total chlorine ASTM D4208 / XRF / IC 
7 Total sulfur ASTM D4239 / ISO 19579 
8 Fluorine ISE / ISO 20819 
9 Full oxide scan: SiO₂, Al₂O₃, Fe₂O₃, CaO, MgO, Na₂O, K₂O, P₂O₅, ZnO, SO₃, TiO₂ XRF (on ash or as-received; please state which) 
10 Volatile metals: Hg, Cd, Tl US EPA 6020 / 7471 (ICP-MS / CVAAS) 
11 Metals: Pb, Cr, Ni, Cu, As, Se, Co, Sn, Sb, Ba, V, Mn, Zn US EPA 6020 (ICP-MS) or 6010 (ICP-OES) 
12 PCBs US EPA 8082 (GC) 
13 Semi-volatile / chlorinated organics screen US EPA 8270 (GC-MS) 
14 Total organic halogens / organically bound chlorine ASTM D808 / DIN 51577 

Tier 2: Handling and safety (please quote per sample; we may order for 1–2 samples only)

# Parameter Preferred method 
15 Self-heating / pyrophoricity UN Test N.4 / EN 15188 
16 Flash point of extracted oil ASTM D93 
17 Particle size distribution Sieve / laser diffraction 
18 Bulk density ASTM D7481 or equivalent 

Tier 3: Waste classification (optional, please quote separately)

# Parameter Preferred method 
19 Leachability (metals) TCLP – US EPA 1311, or the method required by NCEC 
20 Dust explosivity (Kst, Pmax, MIE) ASTM E1226 / EN 14034 / ASTM E2019 

3. Reporting requirements

  • Report results on both an as-received and a dry basis, with the units and the limit of quantification for each parameter.
  • If you cannot run one of our preferred methods, please propose an equivalent, or subcontract it and say which lab will do the work.
  • Please state which of the methods are covered by your ISO/IEC 17025 accreditation.
  • We need a formal certificate of analysis for each sample, plus the results in an Excel file.

4. In your quotation, please include

  1. Price per parameter and per sample, with a separate total for each tier, in SAR excluding VAT.
  2. Turnaround time for standard and expedited service.
  3. Sample quantity, container and preservation requirements.
  4. Any discount for repeat testing. We expect regular testing of each consignment for calorific value, moisture, ash, Cl and S once supply starts.
  5. Validity of the quotation and your payment terms.

One of our highly proficient and ISO certified laboratory would be taking over this job.

Should you have any similar requisites, do drop us email and we shall revert instantly -> [email protected].

Vessel Firefighting Foam Analysis and Fire Test at Fujairah, UAE

Posted by: Chemist Posted on: October 21, 2026

Enquiry:

We would like to inquire about the arrangements for conducting foam analysis and a small-scale fire test for a foam sample At Fujairah, Eta is on 22st oct. Additionally Note vessel will have a short stay at anchorage, likely around 2-3 hours only.

In this regard, we kindly request you to scope of analysis, testing procedures, applicable charges, and the estimated time required to complete the tests and issue the corresponding reports.

Additionally, we would appreciate your confirmation on whether the foam sample can be collected by our vessel’s staff and delivered directly to your facility for testing. If this arrangement is acceptable, kindly advise us of the following

The required quantity of the sample for conducting both foam analysis and the small-scale fire test.

The estimated turnaround time for completing the tests and providing the final reports.

We would appreciate it if you could provide the above information, along with your quotation for the required testing services, so that we may coordinate the necessary arrangements with the vessel accordingly.

One of our highly proficient and ISO certified laboratory would be taking over this job.

Should you have any similar requisites, do drop us email and we shall revert instantly -> [email protected].

Extra Virgin Olive Oil Testing in Peshawar, Pakistan

Posted by: Chemist Posted on: October 20, 2026

Enquiry:

Could you please provide a detailed quotation for the complete quality analysis of Extra Virgin Olive Oil (EVOO) and Virgin Olive Oil (VOO) in accordance with the applicable International Olive Council (IOC) standards?

Kindly include the following analytical parameters:

  1. Basic chemical quality parameters: Free Fatty Acidity (FFA), Peroxide Value (PV), and UV absorbance indices (K232, K270, and ΔK).
  2. Fatty acid composition: Complete fatty acid profile, including oleic, palmitic, linoleic, stearic, and other relevant fatty acids.
  3. Authenticity and purity parameters: Sterol composition, waxes, erythrodiol and uvaol, and other applicable purity tests.
  4. Additional quality parameters: Total polyphenols, tocopherols (vitamin E), oxidative stability, moisture and volatile matter, and insoluble impurities, where applicable.
  5. Sensory analysis: Assessment by a trained sensory panel for fruitiness, bitterness, pungency, and negative attributes such as fusty, musty, rancid, winey-vinegary, and other relevant defects.

Please provide the complete list of tests, analytical methods, applicable IOC limits, price per parameter, total cost per sample, sample quantity required, turnaround time, and any additional charges.

Kindly also confirm whether the quotation covers the complete IOC-based assessment required to classify an oil as Extra Virgin or Virgin Olive Oil, including sensory evaluation and all applicable purity tests.

One of our highly proficient and ISO certified laboratory would be taking over this job.

Should you have any similar requisites, do drop us email and we shall revert instantly -> [email protected].

Underground Tank Water Testing in Riyadh, KSA

Posted by: Chemist Posted on: October 20, 2026

Enquiry:

We are currently providing Facility Management (FM) services at ______HQ in Riyadh and are looking for an accredited water testing laboratory to conduct a comprehensive water quality analysis of our underground water storage tank.

The purpose of the testing is to assess the water quality and verify whether the water meets the applicable standards for safe use within the building.

Kindly confirm whether your company provides this service and share your company profile, available testing parameters, quotation, and expected turnaround time for issuing the water testing report.

One of our highly proficient and ISO certified laboratory would be taking over this job.

Should you have any similar requisites, do drop us email and we shall revert instantly -> [email protected].

Nitrogen Purity Tester in Houston Texas, USA

Posted by: Chemist Posted on: October 20, 2026

Enquiry:

We have the following requirement from one of our customers. 

Can you please send us your best re-seller price along with BEST availability/ lead time and shipping charges, if any? 

Can you also include the shipping cost to our freight forwarder in Houston, Texas please?

TESTER, PURITY NITROGEN NITROPRO – MFG: RYS – P/N# 3558002200

Qty 01

Your earliest response will be highly appreciated. 

Please include the below details in your quote: 

  • Gross weight and dimension of the package. 
  • HS Code/ Commodity code of each item. 
  • Country of Origin 

Also mention if any of these items fall under HAZARDOUS category for shipping. 

It would also be appreciated if you could please mention our reference in all your correspondences.

One of our highly proficient and ISO certified laboratory would be taking over this job.

Should you have any similar requisites, do drop us email and we shall revert instantly -> [email protected].

Firefighting Foam Testing Periodic Contract in Qatar

Posted by: Chemist Posted on: October 20, 2026

Enquiry:

Please provide your best price for below samples testing and report submission,

Firefighting Foam Concentrate Testing and Evaluation, applicable physical/chemical and foam-property testing, evaluation and final laboratory report – 75 QTY

Expected Samples :- 

  • AFFF
  • AR-AFFF
  • FFFP
  • SFFF
  • Other firefighting foam concentrates used by COMPANY during the Contract period.

Commercial Note :-

1. Unit rates shall be firm and fixed for the Contract period unless otherwise specified in the Contract.

2. Laboratory testing shall be carried out through a COMPANY-approved, appropriately qualified/accredited laboratory.

3. Retesting required due to laboratory error, invalid testing, sample loss or handling error attributable to the laboratory shall be at no additional cost to COMPANY.

One of our highly proficient and ISO certified laboratory would be taking over this job.

Should you have any similar requisites, do drop us email and we shall revert instantly -> [email protected].

Generator Set Emission Testing in Singapore

Posted by: Chemist Posted on: October 20, 2026

Enquiry:

Please quote us for: Generator Smoke Emission Testing

  1. Generator set emission testing – 1 units

Parameters:

  • Particulates
  • Oxides of Nitrogen
  • Carbon Monoxide
  • Sulphur Dioxide
  • Smoke

Location: Kaki Bukit View

One of our highly proficient and ISO certified laboratory would be taking over this job.

Should you have any similar requisites, do drop us email and we shall revert instantly -> [email protected].