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pH Buffer Solution 4.01 500ml
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Product Description
Hanna Instruments HI7004 Hanna HI7004 pH buffer 4.01 @ 25°C, 500 mL. NIST-traceable, color-coded red. Approvals: NIST-traceable (buffers + standards).
Technical Specifications
- Part
- HI7004
- Method
- Phthalate buffer
- Range
- 4.01 pH @ 25°C
- Accuracy
- ±0.01
- Shelf life
- 12-24 months unopened
- Storage
- 15-25°C, dark
Standards & Compliance
- Classification / Approval
- NIST-traceable (buffers + standards)
- HS Code
- 9027.80
Product Documentation
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Catalogue entry last verified: 2026-08-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy HI7004?
- HI7004 can be ordered from cballast.com as a Hanna Instruments catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Hanna Instruments product?
- The manufacturer part number is HI7004.
- What is the HS code for HI7004?
- The customs tariff (HS) code for HI7004 is 9027.80.
- Who manufactures HI7004?
- HI7004 is a Hanna Instruments product in the Chemical Test Kits range.
- Is a datasheet available for HI7004?
- Yes — the HI7004 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for HI7004?
- The minimum order quantity is 1.
- Is HI7004 available?
- Yes — HI7004 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).