STP MBR Dissolved-Oxygen Calibration Solution Zero + Air-Saturated Set 500 mL
Generic

STP MBR Dissolved-Oxygen Calibration Solution Zero + Air-Saturated Set 500 mL

Part numberSTP-DO-CALItem numberCB-SEO-3638HS code8421.99
Material316L stainless sheath + optical-luminescent / galvanic sensing element
Separators & Centrifuges
Sewage Treatment Plant Parts
MOQ:1

Pricing

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Product Description

Generic STP-DO-CAL STP MBR Dissolved-Oxygen Calibration Solution Zero + Air-Saturated Set 500 mL — service spare for marine sewage-treatment plant membrane-bioreactor transm.

Technical Specifications

Material
316L stainless sheath + optical-luminescent / galvanic sensing element
Standards
IMO MARPOL Annex IV Regulation 9, IMO MEPC.227(64) revised guidelines on implementation of effluent standards and performance tests for STP, ISO 5814 water quality — determination of dissolved oxygen — electrochemical probe method, ISO 17289 water quality — determination of dissolved oxygen — optical sensor method
Approvals
CE EMC 2014/30/EU, NIST-traceable factory calibration certificate at two points, MEPC.227(64) effluent-compliance compatible when fitted as like-for-like on type-approved STP, EN 10204 3.1 material certificate available
HS code
8421.99

Standards & Compliance

Material
316L stainless sheath + optical-luminescent / galvanic sensing element
HS Code
8421.99

Compatibility & Fitment

Form-fit envelope for Hamworthy ST series, EVAC MBR, Wartsila Aquarius MBR, Hyundai-Wilson HMS-MBR, Detegasa Pro, RWO MBR, Headhunter T marine sewage-treatment plant transmembrane-pressure sensor change-out, dissolved-oxygen probe renewal (optical, galvanic, membrane-cap consumables) and sludge-density meter replacement (ultrasonic, optical backscatter, tuning-fork) + analyser transmitter + calibration consumables.

Not sure if it fits? Email sales@cballast.com with your equipment serial number or photos — we confirm fit before you order.

Product Documentation

Document preview: STP MBR Dissolved-Oxygen Calibration Solution Zero + Air-Saturated Set 500 mL — Specification sheet

Catalogue entry last verified: 2026-08-13. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy STP-DO-CAL?
STP-DO-CAL can be ordered from cballast.com: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
What is the manufacturer part number for this product?
The manufacturer part number is STP-DO-CAL.
What is the HS code for STP-DO-CAL?
The customs tariff (HS) code for STP-DO-CAL is 8421.99.
Is a datasheet available for STP-DO-CAL?
Yes — the STP-DO-CAL datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for STP-DO-CAL?
The minimum order quantity is 1.
Is STP-DO-CAL available?
Yes — STP-DO-CAL is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).
How do I get a price for STP-DO-CAL?
Request a quotation with the quote button on this page or by email to sales@cballast.com — we reply within 24 hours with price, availability and lead time.